投诉 阅读记录

第5章

Iftheonehaslearntbyprolongedpracticeinattack,theothershouldalsohavelearntbyprolongedpracticeindefence,forattackanddefencepossessalikemeritinthefightforlife。Amongthetheoristsoftheday,isthereoneclear-sightedenoughtosolvetheriddleforus?

Ifso,Iwilltaketheopportunityofputtingtohimasecondproblemthatpuzzlesme:thecarelessness,nay,more,thestupidityoftheBeeinthepresenceofthePhilanthus。Youwouldbeinclinedtothinkthatthevictimofpersecution,learninggraduallyfromthemisfortunessufferedbyherfamily,wouldshowdistressattheravisher"sapproachandatleastattempttoescape。InmycagesIseenothingofthesort。Oncethefirstexcitementduetoincarcerationunderthebell-glassorthewire-gauzecoverhaspassed,theBeeseemshardlytotroubleaboutherformidableneighbour。I

seeonesidebysidewiththePhilanthusonthesamehoneyedthistle-head:

assassinandfuturevictimaredrinkingfromthesameflask。Iseesomeonewhocomesheedlesslytoenquirewhothatstrangercanbe,crouchinginwaitonthetable。Whenthespoilermakesherrush,itisusuallyataBeewhomeetsherhalf-way,and,sotospeak,flingsherselfintoherclutches,eitherthoughtlesslyoroutofcuriosity。Thereisnowildterror,nosignofanxiety,notendencytomakeoff。Howcomesitthattheexperienceoftheages,thatexperiencewhich,wearetold,teachestheanimalsomanythings,hasnottaughttheBeethefirstelementofapiarianwisdom:adeep-seatedhorrorofthePhilanthus?Canthepoorwretchtakecomfortbyrelyingonhertrustydagger?Butsheyieldstononeinherignoranceoffencing;shestabswithoutmethod,atrandom。However,letuswatchheratthesuprememomentofthekilling。

Whentheravishermakesplaywithhersting,theBeedoesthesamewithhersandfuriously。Iseetheneedlenowmovingthiswayorthatwayinspace,nowslipping,violentlycurved,alongthemurderess"convexsurface。

Thesesword-thrustshavenoseriousresults。Themannerinwhichthetwocombatantsareatgripshasthiseffect,thatthePhilanthus"abdomenisinsideandtheBee"soutside。Thelatter"sstingthereforefindsunderitspointonlythedorsalsurfaceofthefoe,aconvex,slipperysurfaceandsowellarmouredastobealmostinvulnerable。Thereisherenobreachintowhichtheweaponcanslipbyaccident;andsotheoperationisconductedwithabsolutesurgicalsafety,notwithstandingtheindignantprotestsofthepatient。

Afterthefatalstrokehasbeenadministered,themurderessremainsforalongtimebellytobellywiththedead,forreasonswhichweshallshortlyperceive。TheremaynowbesomedangerforthePhilanthus。Theattitudeofattackanddefenceisabandoned;andtheventralsurface,morevulnerablethantheother,iswithinreachofthesting。Nowthedeceasedstillretainsthereflexuseofherweaponforafewminutes,asIlearnttomycost。HavingtakentheBeetooearlyfromthebanditandhandlingherwithoutsuspectinganyrisk,Ireceivedamostdownrightsting。ThenhowdoesthePhilanthus,inherlongcontactwiththebutcheredBee,managetoprotectherselfagainstthatlancet,whichisbentuponavengingthemurder?Isthereanychanceofacommutationofthedeath-penalty?CananaccidenteverhappenintheBee"sfavour?Perhaps。

Oneincidentstrengthensmyfaithinthisperhaps。IhadplacedfourBeesandasmanyEristalesunderthebell-glassatthesametime,withtheobjectofestimatingthePhilanthus"entomologicalknowledgeinthematterofthedistinctionofspecies。Reciprocalquarrelsbreakoutinthemixedcolony。Suddenly,inthemidstofthefray,thekilleriskilled。Shetumblesoveronherback,shewavesherlegs;sheisdead。Whostrucktheblow?ItwascertainlynottheexcitablebutpacificDrone-fly;itwasoneoftheBees,whostruckhomebyaccidentduringthethickofthefight。

Whereandhow?Icannottell。Theincidentoccursonlyonceinmynotes,butitthrowsalightuponthequestion。TheBeeiscapableofwithstandingheradversary;shecanthenandthereslayherwould-beslayerwithathrustofthesting。Thatshedoesnotdefendherselftobetterpurpose,whenshefallsintoherenemy"sclutches,isduetoherignoranceoffencingandnottotheweaknessofherweapon。Andhereagainarises,moreinsistentlythanbefore,thequestionwhichIaskedabove:howisitthatthePhilanthushaslearntforoffensivewhattheBeehasnotlearntfordefensivepurposes?Iseebutoneanswertothedifficulty:theoneknowswithouthavinglearnt;theotherdoesnotknowbecausesheisincapableoflearning。

LetusnowconsiderthemotivesthatinducethePhilanthustokillherBeeinsteadofparalysingher。Whenthecrimehasbeenperpetrated,shemanipulatesherdeadvictimwithoutlettinggoofitforamoment,holdingitsbellypressedagainstherownsixlegs。Iseeherrecklessly,veryrecklessly,rootingwithhermandiblesinthearticulationoftheneck,sometimesalsointhelargerarticulationofthecorselet,behindthefirstpairoflegs,anarticulationofwhosedelicatemembranesheisperfectlywellaware,eventhough,whenusinghersting,shedidnottakeadvantageofthispoint,whichisthemostreadilyaccessibleofall。Iseeherrough-handlingtheBee"sbelly,squeezingitagainstherownabdomen,crushingitinthepress。Therecklessnessofthetreatmentisstriking;itshowsthatthereisnoneedforkeepingupprecautions。TheBeeisacorpse;andalittlehustlinghereandtherewillnotdeteriorateitsquality,providedtherebenoeffusionofblood。Inpointoffact,howeverroughthehandling,Ifailtodiscovertheslightestwound。

Thesevariousmanipulations,especiallythesqueezingoftheneck,atoncebringaboutthedesiredresults:thehoneyinthecropmountstotheBee"sthroat。Iseethetinydropsspurtout,lappedupbythegluttonassoonastheyappear。Thebanditgreedily,overandoveragain,takesthedeadinsect"slolling,sugaredtongueintohermouth;thensheoncemoredigsintotheneckandthorax,subjectingthehoney-bagtotherenewedpressureofherabdomen。Thesyrupcomesandisinstantlylappedupandlappedupagain。Inthiswaythecontentsofthecropareexhaustedinsmallmouthfuls,yieldedoneatatime。Thisodiousmealattheexpenseofacorpse"sstomachistakeninasybariticattitude;thePhilanthusliesonhersidewiththeBeebetweenherlegs。Theatrociousbanquetsometimeslastsforhalfanhourorlonger。AtlastthedrainedBeeisdiscarded,notwithoutregret,itseems,forfromtimetotimeIseethemanipulationrenewed。Aftertakingaturnroundthetopofthebell-jar,therobberofthedeadreturnstoherpreyandsqueezesit,lickingitsmouthuntilthelasttraceofhoneyhasdisappeared。

ThisfrenziedpassionofthePhilanthusfortheBee"ssyrupisdeclaredinyetanotherfashion。Whenthefirstvictimhasbeensuckeddry,Islipundertheglassasecondvictim,whichispromptlystabbedunderthechinandthensubjectedtopressuretoextractthehoney。Athirdfollowsandundergoesthesamefatewithoutsatisfyingthebandit。Iofferafourthandafifth。Theyareallaccepted。MynotesmentiononePhilanthuswhoinfrontofmyeyessacrificedsixBeesinsuccessionandsqueezedouttheircropsintheregulationmanner。Theslaughtercametoanendnotbecausethegluttonwassatedbutbecausemyfunctionsasapurveyorwerebecomingratherdifficult:thedrymonthofAugustcausestheinsectstoavoidmyharmas,whichatthisseasonisdenudedofflowers。Sixcropsemptiedoftheirhoney:whatanorgy!Andeventhentheravenouscreaturewouldverylikelynothavescornedacopiousadditionalcourse,hadIpossessedthemeansofsupplyingit!

Thereisnoreasontoregretthisbreakintheservice;thelittlethatI

havesaidismorethanenoughtoprovethesingularcharacteristicsoftheBee-slayer。IamfarfromdenyingthatthePhilanthushasanhonestmeansofearningherlivelihood;IfindherworkingontheflowersasassiduouslyastheotherWasps,peacefullydrawingherhoneyedbeakers。Themaleseven,possessingnolancet,knownoothermannerofrefreshment。Themothers,withoutneglectingthetabled"hoteoftheflowers,supportthemselvesbybrigandageaswell。WearetoldoftheSkua,thatpirateoftheseas,thatheswoopsdownuponthefishingbirds,atthemomentwhentheyrisefromthewaterwithacapture。Withablowofthebeakdeliveredinthepitofthestomachhemakesthemgiveuptheirprey,whichiscaughtbytherobberinmid-air。Thedespoiledbirdatleastgetsoffwithnothingworsethanacontusionatthebaseofthethroat。ThePhilanthus,alessscrupulouspirate,pouncesontheBee,stabshertodeathandmakesherdisgorgeinordertofeeduponherhoney。

IsayfeedandIdonotwithdrawtheword。TosupportmystatementIhavebetterreasonsthanthosesetforthabove。InthecagesinwhichvariousHuntingWasps,whosestratagemsofwarIamengagedinstudying,arewaitingtillIhaveprocuredthedesiredprey——notalwaysaneasything——I

haveplantedafewflower-spikes,athistle-headortwo,onwhichareplaceddropsofhoneyrenewedatneed。Heremycaptivescometotaketheirmeals。WiththePhilanthus,theprovisionofhoneyedflowers,thoughfavourablyreceived,isnotindispensable。IhaveonlytoletafewliveBeesintohercagefromtimetotime。Halfadozenadayisabouttheproperallowance。Withnootherfoodthanthesyrupextractedfromtheslain,Ikeepmyinsectsgoingforafortnightorthreeweeks。

Itisasplainasapikestaff:outsidemycages,whentheopportunityoffers,thePhilanthusmustalsokilltheBeeonherownaccount。TheOdynerusasksnothingfromtheChrysomelabutamerecondiment,thearomaticjuiceoftherump;theotherextractsfromhervictimanamplesupplementtohervictuals,thecropfullofhoney。WhatahecatombofBeesmustnotacolonyofthesefreebootersmakefortheirpersonalconsumption,nottomentionthestoredprovisions!IrecommendthePhilanthustothesignalvengeanceofourBee-masters。

Letusgonodeeperintothefirstcausesofthecrime。Letusacceptthingsasweknowthemforthemoment,withtheirapparentorrealatrocity。Tofeedherself,thePhilanthusleviestributeontheBee"scrop。

Havingmadesureofthis,letusconsiderthebandit"smethodmoreclosely。

ShedoesnotparalysehercaptureaccordingtotheritescustomaryamongtheHuntingWasps;shekillsit。Whykillit?Iftheeyesofourunderstandingbenotclosed,theneedforsuddendeathisclearasdaylight。ThePhilanthusproposestoobtainthehoneyedbrothwithoutrippinguptheBee,aproceedingwhichwoulddamagethegamewhenitishuntedonbehalfofthelarvae,withoutresortingtothemurderousextirpationofthecrop。Shemust,byablehandling,byskilfulpressure,maketheBeedisgorge,shemustmilkher,inamannerofspeaking。SupposetheBeestungbehindthecorseletandparalysed。Thatdeprivesherofherpoweroflocomotion,butnotofhervitality。Thedigestiveorgansinparticularretainorverynearlyretaintheirnormalenergy,asisprovedbythefrequentexcretionsthattakeplaceintheparalysedprey,solongastheintestineisnotempty,asisprovedaboveallbythevictimsoftheLanguedocianSphex(Cf。“TheHuntingWasp“:chapters8to10——Translator"sNote。),thosehelplesscreatureswhichIusedtokeepaliveforfortydaysonendwithasoupconsistingofsugarandwater。Itisabsurdtohope,withouttherapeuticmeans,withoutaspecialemetic,tocoaxasoundstomachintoemptyingitscontents。ThestomachoftheBee,whoisjealousofhertreasure,wouldlenditselftotheprocessevenlessreadilythananother。Whenparalysed,theinsectisinert;buttherearealwaysinternalenergiesandorganicforceswhichwillnotyieldtothemanipulator"spressure。ThePhilanthuswillnibbleatthethroatandsqueezethesidesinvain:thehoneywillnotrisetothemouthsolongasavestigeoflifekeepsthecropclosed。

Thingsaredifferentwithacorpse。Thetensionisrelaxed,themusclesbecomeslack,theresistanceofthestomachceasesandthebagofhoneyisemptiedbytherobber"svigorouspressure。Yousee,therefore,thatthePhilanthusisexpresslyobligedtoinflictasuddendeath,whichwilldoawayatoncewiththeelasticityoftheorgans。Whereisthelightningstroketobedelivered?Theslayerknowsbetterthanwedo,whenshestickstheBeeunderthechin。Thecerebralgangliaarereachedthroughthelittleholeintheneckanddeathensuesimmediately。

Therelationoftheseactsofbrigandagecannotsatisfymydistressinghabitoffollowingeachreplyobtainedwithafreshquestion,untilthegranitewalloftheunknowablerisesbeforeme。IfthePhilanthusisanexpertinkillingBeesandemptyingcropsswollenwithhoney,thiscannotbemerelyanalimentaryresource,especiallywhen,incommonwiththeothers,shehasthebanqueting-halloftheflowers。Icannotacceptheratrocioustalentasinspiredmerelybythecravingforafeastobtainedattheexpenseofanemptystomach。Somethingcertainlyescapesus:thewhyandwhereforeofthatcropdraineddry。AcreditablemotivemayliehiddenbehindthehorrorswhichIhaverelated。Whatisit?

Anyonecanunderstandthevaguenessoftheobserver"smindwhenhefirstaskshimselfthisquestion。Thereaderisentitledtobetreatedwithconsideration。Iwillsparehimtherecitalofmysuspicions,mygropingsandmyfailuresandwillcomestraighttotheresultsofmylonginvestigation。Everythinghasitsharmoniousreasonforexistence。IamtoofullypersuadedofthistobelievethatthePhilanthuspursuesherhabitofprofaningcorpsessolelytosatisfyhergreed。Whatdoestheemptiedcropportend?Mayitnotbethat……?Why,yes……Afterall,whoknows?……Letustryalongtheselines。

Themother"sfirstcareisthewelfareofthefamily。Sofar,wehaveseenthePhilanthushuntingonlyforherstomach"ssake;letuswatchherhuntingasamother。Nothingiseasierthantodistinguishthetwoperformances。WhentheWaspwantsafewgoodmouthfulsandnothingmore,shescornfullyabandonstheBeeafterpickinghercrop。TheBeeistoheraworthlessremnant,whichwillshrivelwhereitliesandbedissectedbytheAnts。If,ontheotherhand,shewantstostowawaytheBeeasaprovisionforherlarvae,sheclaspsherinhertwointermediatelegsand,walkingontheotherfour,goesroundandroundtheedgeofthebell-glass,seekingforanoutletthroughwhichtoflyoffwithherprey。Whensherecognizesthecirculartrackasimpossible,sheclimbsupthesides,thistimeholdingtheBeebytheantennaewithhermandiblesandclingingtothepolishedandperpendicularsurfacewithhersixfeet。Shereachesthetopoftheglass,staysforalittlewhileinthehollowoftheknobatthetop,returnstotheground,resumeshercirclingandherclimbinganddoesnotdecidetorelinquishherBeeuntilshehasstubbornlyattemptedeverymeansofescape。ThispersistenceonherparttoretainherholdonthecumbrousburdentellsusprettyplainlythatthegamewouldgostraighttothecellsifthePhilanthushadherliberty。

Well,theseBeesintendedforthelarvaearestungunderthechinliketheothers;theyarerealcorpses;theyaremanipulated,squeezed,drainedoftheirhoneyexactlyastheothersare。Inalltheserespects,thereisnodifferencebetweenthehuntconductedtoprovidefoodforthelarvaeandthehuntconductedmerelytogratifythemother"sappetite。

Astheworriesofcaptivitymightwellbethecauseofafewanomaliesintheinsect"sactions,IfeltthatIoughttoenquirehowthingshappenintheopen。IlayinwaitnearsomecoloniesofPhilanthi,forlongerperhapsthanthequestiondeserved,asithadalreadybeensettledbywhathadhappenedunderglass。Mytediouswatcheswererewardedfromtimetotime。

Mostofthehuntressesreturnedhomeimmediately,withtheBeeundertheirabdomen;somehaltedonthebrambleshardby;andhereIsawthemsqueezingthedeadBeeandmakingherdisgorgethehoney,whichwasgreedilylappedup。Afterthesepreliminariesthecorpsewasstored。Everydoubtisthereforeremoved:theprovisionsofthelarvaarefirstcarefullydrainedoftheirhoney。

Sinceweareonthespot,letusprolongourstayandenquireintothecustomsofthePhilanthusinastateofliberty。Servingdeadprey,whichgoesbadinafewdays,theBee-huntresscannotadoptthemethodofcertaininsectswhichparalyseanumberofseparateheadsofgameandfillthecellwithprovisions,completingtherationbeforelayingtheegg。SheneedsthemethodoftheBembex,whoselarvareceivesthenecessarynourishmentatintervals,asitgrowslarger。Thefactsconfirmthisdeduction。JustnowI

describedastediousmywatchesnearthecoloniesofthePhilanthi。Theyweretediousinfact,evenmoresoperhapsthanthosewhichtheBembecesusedtoinflictuponmeintheolddays。OutsidetheburrowsoftheGreatCercerisandotherWeevil-lovers,outsidethoseoftheYellow-wingedSphex,theCricket-slayer,thereisplentyofdistraction,thankstothebustlingmovementofthehamlet。Themotherhashardlycomebackhomebeforeshegoesoutagain,soonreturningladenwithanewpreyandoncemoresettingoutuponthechase。Thegoingandcomingisrepeatedatcloseintervalsuntilthewarehouseisfull。

TheburrowofthePhilanthusisfarfromshowinganysuchanimation,eveninapopulouscolony。Invainweremywatchesprolongedforwholemorningsorafternoons;itwasbutveryrarelythatthemotherwhomIhadseengoinwithaBeecameoutagainforasecondexpedition。TwocapturesatmostbythesamehuntresswasallthatIwasabletoseeduringmylongvigils。

Feedingfromdaytodayinvolvesthisdeliberation。Oncethefamilyissuppliedwithasufficientrationforthemoment,themothersuspendsherhunting-tripsuntilfurtherneedarisesandoccupiesherselfwithmining-

workinherundergroundhouse。Cellsaredug;Iseetherubbishgraduallypusheduptothesurface。Beyondthisthereisnotasignofactivity;itisasthoughtheburrowweredeserted。

Theinspectionofthesiteisnoeasymatter。Theshaftdescendstoadepthofnearlythreefeetinacompactsoil,eitherverticallyorhorizontally。

Thespadeandpick,wieldedbystrongerbutlessexperthandsthanmine,areindispensable,forwhichreasontheprocessofexcavationisfarfromsatisfyingmefully。Attheendofthislongtunnel,whichthestrawwhichIuseforsoundingdespairsofeverreaching,thecellsareatlastencountered,ovalcavitieswithahorizontalmajoraxis。Theirnumberandgeneralarrangementescapeme。

Someofthemalreadycontainthecocoon,whichisslenderandsemitransparent,likethoseoftheCerceris,and,likethem,suggeststheshapeofcertainhomoeopathicphials,withovalbelliessurmountedbyataperingneck。Thecocoonisfastenedtotheendofthecellbythetipofthisneck,whichisdarkenedandhardenedbythelarva"sexcrement;ithasnoothersupport。Itlookslikeashortclubfixedbytheendofthehandlealongthehorizontalaxisofthenest。Othercellscontainthelarvainamoreorlessadvancedstage。Thegrubismunchingthelastmorselservedtoit,withthescrapsofthevictualsalreadyconsumedlyingaroundit。

OtherslastlyshowmeaBee,oneonly,stilluntouchedandbearinganegglaidonherbreast。Thisisthefirstpartialration;theotherswillcomeasandwhenthegrubgrowslarger。Myanticipationsarethusconfirmed:

followingtheexampleoftheBembeces,theFly-killers,thePhilanthus,theBee-killer,layshereggonthefirstpiecewarehousedandatintervalsaddstohernurselings"repast。

Theproblemofthedeadgameissolved。Thereremainsthisotherproblem,oneofincomparableinterest:whyaretheBeesrobbedoftheirhoneybeforebeingservedtothelarvae?IhavesaidandIsayagainthatthekillingandsqueezingcannotbeexplainedandexcusedsimplybyreferencetothePhilanthus"loveofgormandizing。Robbingtheworkerofherbootyisnothingoutoftheway:weseeitdaily;butcuttingherthroatinordertoemptyherstomachisgoingbeyondajoke。And,astheBeespackedawayinthecellararesqueezeddryjustasmuchastheothers,thethoughtoccurstomymindthatarumpsteakwithjamisnottoeverybody"slikingandthatthegamestuffedwithhoneymightwellbeadistastefulorevenunwholesomedishforthePhilanthus"larvae。Whatwillthegrubdowhen,satedwithbloodandmeat,itfindstheBee"shoney-bagunderitsmandiblesandespeciallywhen,nibblingatrandom,itripsopenthecropandspoilsitsvenisonwithsyrup?Willitthriveonthemixture?Willthelittleogrepasswithoutrepugnancefromthegamyflavourofacarcasetothescentofflowers?Abluntstatementordenialwouldservenopurpose。Wemustsee。

Letussee。

IrearsomeyoungPhilanthus-grubs,alreadywaxinglarge;but,insteadofsupplyingthemwiththepreytakenfromtheburrows,Igivethemgameofmyowncatching,gamerepletewithnectarfromtherosemaries。MyBees,whomI

killbycrushingtheirheads,arereadilyaccepted;andIatfirstseenothingthatcorrespondswithmysuspicions。Thenmynurselingslanguish,disdaintheirfood,giveacarelessbitehereandthereandendbyperishing,fromthefirsttothelast,besidetheirunfinishedvictuals。

Allmyattemptsmiscarry:Idonotoncesucceedinrearingmylarvaetothestageofspinningthecocoon。AndyetIamnonoviceinthefunctionsofafoster-father。Howmanypupilshavenotpassedthroughmyhandsandreachedmaturityinmyoldsardine-boxesascomfortablyasintheirnaturalburrows!

Iwillnotdrawrashconclusionsfromthischeck;Iamconscientiousenoughtoascribeittoanothercause。Itmaybethattheatmosphereofmystudyandthedrynessofthesandservingasabedhavehadabadeffectonmycharges,whosetenderskinsareaccustomedtothewarmmoistureofthesubsoil。Letusthereforetryanotherexpedient。

ItishardlyfeasibletodecidepositivelybythemethodswhichIhavebeenfollowingwhetherthehoneyisorisnotrepugnanttothegrubsofthePhilanthus。Thefirstmouthfulsconsistofmeat;andthennothingparticularoccurs:itisthenaturaldiet。Thehoneyismetwithlater,whenthemorselhasbeenlargelybitteninto。Ifhesitationandlackofappetitearedisplayedatthisstage,theycometoolateinthedaytobeconclusive:thelarva"sdiscomfortmaybeduetoother,knownorunknown,causes。Thethingtodowouldbetoofferthegrubhoneyfromthefirst,beforeartificialrearinghasaffecteditsappetite。Itisuseless,ofcourse,tomaketheattemptwithpurehoney:nocarnivorouscreaturewouldtouchit,thoughitwerestarving。Thejam-sandwichistheonlydevicefavourabletomyplans,ameagrejam-sandwich,thatistosay,thedeadBeelightlysmearedorvarnishedwithhoneybymeansofacamel"s-hairpencil。

Undertheseconditions,theproblemissolvedwiththefirstfewmouthfuls。

Thegrubthathasbittenintothehoneyedpreydrawsbackindisgust,hesitatesalongtimeandthen,urgedbyhunger,beginsagain,triesthissideandthatandendsbyrefusingtotouchthedish。Forafewdaysitpinesawayontopofitsalmostintactprovisions;thenitdies。Allthataresubjectedtothisregimensuccumb。Dotheymerelyperishofinanitioninthepresenceofanunaccustomedfood,whichrevoltstheirappetite,oraretheypoisonedbythesmallquantityofhoneyabsorbedwiththeearlymouthfuls?Icannottell。Thefactremainsthat,whetherpoisonousorrepugnant,theBeeinthestateofbreadandjamisdeathtothem;andthisresultexplains,moreclearlythantheunfavourablecircumstanceofmyformerexperiment,myfailureswiththeBeethathadnotbeenmadetodisgorge。

ThisrefusaltotouchtheunwholesomeordistastefulhoneyisconnectedwithprinciplesofnutritionwhicharetoogeneraltoconstituteagastronomicpeculiarityofthePhilanthus。Theothercarnivorouslarvae,atleastintheorderoftheHymenoptera,areboundtoshareit。Letustry。

Wewillgotoworkasbefore。Iunearththelarvaewhentheyhaveattainedamediumsize,toavoidtheweaknessofinfancy;Itakeawaythenaturalprovisions,smearthecarcasesseparatelywithhoneyand,whenthisisdone,restoreitsvictualstoeachofthegrubs。Ihadtomakeachoice:

noteverysubjectwasequallysuitedtomyexperiments。Imustrejectthelarvaewhicharefedononefatjoint,suchasthoseoftheScolia。Thegrubinfactattacksitspreyatadeterminedpoint,dipsitsheadandneckintotheinsect"sbody,rootingskilfullyintheentrailstokeepthegamefreshuntiltheendofthemeal,anddoesnotwithdrawfromthebreachuntilthewholeskinisemptiedofitscontents。

Tomakeitletgowiththeobjectofcoatingtheinsideofthevenisonwithhoneyhadtwodrawbacks:Ishouldbecompromisingthelingeringvitalitywhichsavestheinsectthatisbeingdevouredfromgoingbadand,atthesametime,Ishouldbedisturbingthedelicateartofthedevouringinsect,which,ifremovedfromthelodewhichitwasworking,wouldnolongerbeabletorecoveritortodistinguishbetweenthelawfulandtheunlawfulmorsels。ThelarvaoftheScolia,consumingitsCetonia-grub,hastaughtusallthatwewanttoknowonthissubjectinmyearliervolume。(Chapters2

to5ofthepresentvolumecontainthewholeofthematterreferredtoabove——Translator"sNote。)Theonlyacceptablelarvaearethosesuppliedwithaheapofsmallinsects,whichareattackedwithoutanyspecialart,dismemberedatrandomandeatenupquickly。AmongtheseIhavetestedsuchaschancethrewinmyway:thoseofvariousBembeces,allfedonFlies,thoseofthePalarus,whosebilloffareconsistsofaverylargeassortmentofHymenoptera;thoseoftheTarsalTachytes,suppliedwithyoungLocusts;thoseoftheNest-buildingOdynerus,furnishedwithChrysomela-grubs;thoseoftheSandCerceris,endowedwithapinchofWeevils。Agoodlyvariety,asyousee,ofconsumersandconsumed。Well,toallofthesetheseasoningwithhoneyprovedfatal。Whetherpoisonedordisgusted,theyalldiedinafewdays。

Astrangeresultindeed!Honey,thenectaroftheflowers,thesoledietoftheBee-tribeinbothitsformsandthesoleresourceoftheWaspinheraadultform,istothelarvaeofthelatteranobjectofinsurmountablerepugnanceandprobablyatoxicdish。Eventhetransformationofthenymphosissurprisesmelessthanthisinversionoftheappetite。Whathappensintheinsect"sstomachtomaketheadultseekpassionatelywhattheyoungsterrefusedlestitshoulddie?Thisisnotaquestionoforganicdebilityunabletoendureatoosubstantial,toohard,toohighlyspiceddish。ThegrubthatgnawstheCetonia-larva,thatgenerouspieceofbutcher"smeat;thegluttonthatcrunchesitsbatchoftoughLocusts;theonethatbattensonnitrobenzine-flavouredgame:theycertainlyownunfastidiousgulletsandaccommodatingstomachs。Andtheserobusteatersallowthemselvestodieofhungerordigestivetroublesbecauseofadropofsyrup,thelightestfoodimaginable,suitedtotheweaknessofextremeyouthandafeastfortheadultbesides!Whatagulfofobscurityinthestomachofawretchedgrub!

Thesegastronomicalresearchescalledforacounterexperiment。Thecarnivorouslarvaiskilledbyhoney。Conversely,isthemellivorouslarvakilledbyanimalfood?Reservationsareneedfulhere,asintheprevioustests。WeshouldbecourtingaflatrefusalifweofferedapinchofLocuststothelarvaeoftheAnthophoraortheOsmia,forinstance。(ForboththeseWildBeescf。“Bramble-beesandOthers“:passim——Translator"sNote。)Thehoney-fedinsectwouldnotbiteintoit。Therewouldbenousewhateverintrying。Wemustfindtheequivalentofthejam-sandwichaforesaid;inotherwords,wemustgivethelarvaitsnaturalfarewithamixtureofanimalfood。Theadditionmadebymyartificesshallbealbumen,asfoundintheeggoftheHen,albumentheisomeroffibrin,whichistheessentialfactorinanyformofprey。

Ontheotherhand,theThree-hornedOsmialendsherselfmostadmirablytomyplans,becauseofherdryhoney,consistingforthegreaterpartofflourypollen。Ithereforekneadthishoneywithalbumen,graduatingthedoseuntilitsweightlargelyexceedsthatoftheflour。InthiswayI

obtainpastesofdifferentdegreesofconsistency,butallfirmenoughtobearthelarvawithoutdangerofimmersion。Withtoofluidamixturetherewouldbeariskofdeathbydrowning。LastlyIinstallamoderately-

developedlarvaoneachofmyalbuminouscakes。

Thedishofmyinventingdoesnotincitedislike:farfromit。Thegrubsattackitwithouthesitationandconsumeitwitheveryappearanceoftheusualappetite。Thingscouldnotgobetterifthefoodhadnotbeenalteredbymyculinaryrecipes。Everythinggoesdown,includingthemorselsinwhichIfearedthatIhadoverdonetheadditionofalbumen。And——anevenmoreimportantpoint——theOsmia-larvaefedinthismannerattaintheirnormaldimensionsandspintheircocoons,fromwhichadultinsectsissueinthefollowingyear。Notwithstandingthealbuminousregimen,thecycleoftheevolutionisachievedwithoutimpediment。

Whatarewetoconcludefromallthis?Ifeelgreatlyembarrassed。Omnevivumexovo,thephysiologiststellus。Everyanimaliscarnivorous,initsfirstbeginnings:itisformedandnourishedatthecostofitsegg,inwhichalbumenpredominates。Thehighest,themammal,adherestothisdietforalongtime:ithasitsmother"smilk,richincasein,anotherisomerofalbumen。Thegramnivorousnestlingisfirstfedongrubs,whicharebetteradaptedtothenicetiesofitsstomach;manyoftheminutestnew-

borncreatures,beingatoncelefttotheirowndevices,taketoanimalfood。Inthiswaytheoriginalmethodofnourishmentiscontinuedforallalike:themethodwhichallowsfleshtobemadefromfleshandbloodfromblood,withnochemicalprocessbeyondthesimplestmodification。Atmaturity,whenthestomachhasacquireditsfullstrength,vegetablefoodisadopted,involvingamorecomplicatedchemistrybuteasiertoobtain。

Milkisfollowedbyfodder,wormsbyseeds,thepreyintheburrowbythenectaroftheflowers。

ThissuppliesapartialexplanationofthetwofolddietoftheHymenopterawithcarnivorouslarvae:meatfirst,honeynext。Butthenthenoteofinterrogationisshifted。Itstoodelsewhere;itnowstandshere。WhyistheOsmia,whoasalarvafaressowellonalbumen,fedonhoneyatthestart?WhydotheBee-tribereceiveavegetabledietwhentheothermembersoftheorderreceiveananimaldiet?

IfIwereabelieverinevolution,Ishouldsayyes,bythefactofitsgerm,everyanimalisoriginallycarnivorous。Theinsectinparticularstartswithalbuminoidmaterials。Manylarvaeadheretotheegg-food,manyadultinsectsdolikewise。Butthestruggletofillthebelly,whichafterallisthestruggleforlife,demandssomethingbetterthantheprecarioushazardsofthechase。Man,atfirstaravenoushunteraftergame,broughttheflockintoexistenceandturnedshepherdtoavoidatimeofdearth。Anevengreaterprogressinspiredhimtoscrapetheearthandtosowseed,whichassureshimofaliving。Theevolutionfromscarcitytomoderationandfrommoderationtoplentyhasledtotheresourcesofhusbandry。

Theanimalsforestalledusthispathofprogress。TheancestorsofthePhilanthus,intheremoteagesofthelacustriantertiaryformations,livedbypreyinboththelarvalandtheadultforms:theyhuntedforthemselvesaswellasforthefamily。TheydidnotconfinethemselvestoemptyingtheBee"scrop,astheirdescendantsdotothisday:theydevouredthedeceased。Fromthebeginningtotheendtheyremainedflesh-eaters。Later,fortunateinnovators,whoseracesupplantedthelaggards,discoveredaninexhaustiblenourishment,obtainedwithoutdangerousconflictsorlaborioussearch:thesugarysecretionsoftheflowers。Thecostlyhabitoflivingonprey,whichdoesnotfavourlargepopulations,wasmaintainedforthefeeblelarvae;butthevigorousadultbrokeherselfofittoleadaneasierandmoreprosperouslife。Thus,gradually,wasformedthePhilanthusofourday;thuswasacquiredthetwofolddietofthevariouspredatoryinsectsourcontemporaries。

TheBeehasdonebetterstill:fromthemomentofleavingtheeggshedeliveredherselfcompletelyfromfood-stuffstheacquisitionofwhichdependedonchance。Shediscoveredhoney,thegrubs"food。Renouncingthechaseforeverandbecominganagriculturalistpureandsimple,theinsectattainsadegreeofphysicalandmoralprosperitywhichthepredatoryspeciesarefarfromsharing。HencetheflourishingcoloniesoftheAnthophorae,theOsmiae,theEucerae(Agenusoflong-hornedBurrowingBees——Translator"sNote。),theHalictiandotherhoney-manufacturers,whereasthepredatoryinsectsworkinisolation;hencethesocietiesinwhichtheBeedisplaysherwonderfultendencies,thesupremeexpressionofinstinct。

ThisiswhatIshouldsayifIbelongedtothatschool。Itallformsachainofverylogicaldeductionsandproffersitselfwithacertainairoflikelihoodwhichweshouldbegladtofindinahostofevolutionistargumentsputforwardasirrefutable。Well,Iwillmakeapresentofmydeductiveviews,withoutregret,towhoevercarestohavethem:Idon"tbelieveonewordofthem;andIconfessmyprofoundignoranceoftheoriginofthetwofolddiet。

WhatIdounderstandmoreclearly,afteralltheseinvestigations,isthetacticsofthePhilanthus。Whenwitnessingherferociousfeasting,therealreasonofwhichwasunknowntome,Iheapedthemostill-soundingepithetsuponher,callingheramurderess,abandit,apirate,arobberofthedead。Ignoranceisalwaysevil-tongued;themanwhodoesnotknowindulgesinrudeassertionsandmischievousinterpretations。Nowthatmyeyeshavebeenopenedtothefacts,IhastentoapologizeandtorestorethePhilanthustoherplaceinmyesteem。IndrainingthecropsofherBeesthemotherisperformingthemostpraiseworthyofallactions:sheisprotectingherfamilyagainstpoison。Ifshehappenstokillonherownaccountandtoabandonthecorpseaftermakingitdisgorge,Idarenotreckonthisagainstherasacrime。WhenthehabithasbeenformedofemptyingtheBee"scropwithagoodmotive,thereisagreattemptationtodoitagainwithnootherexcusethanhunger。Besides,whoknows?Perhapsthereisalwaysatthebackofherhuntingsomethoughtofgamewhichmightbeusefulforthelarvae。Althoughnotcarriedintoeffect,theintentionexcusesthedeed。

Ithereforewithdrawmyepithetsinordertoadmiretheinsect"smaternallogicandtoholdituptotheadmirationofothers。Thehoneywouldbepernicioustothehealthofthelarvae。Howdoesthemotherknowthatthesyrup,atreatforher,isunwholesomeforheryoung?Tothisquestionourscienceoffersnoreply。Thehoney,Isay,wouldimperilthegrubs"lives,TheBeemustthereforefirstbemadetodisgorge。Thedisgorgingmustbeeffectedwithoutlaceratingthevictim,whichthenurselingmustreceiveinthefreshstate;andtheoperationisimpracticableonaparalysedinsectbecauseoftheresistanceofthestomach。TheBeemustthereforebekilledoutrightinsteadofbeingparalysed,orthehoneywillnotbevoided。

Instantaneousdeathcanbeinflictedonlybywoundingtheprimordialcentreoflife。Thestingmustthereforeaimatthecervicalganglia,theseatofinnervationonwhichtherestoftheorganismdepends。Toreachthemthereisonlyoneway,throughthelittlegapinthethroat。Itisherethereforethatthestingmustbeinserted;anditishereinfactthatitisinserted,inaspothardlyaslargeasthetwenty-fifthofaninchsquare。

Suppressasinglelinkofthiscompactchain,andtheBee-fedPhilanthusbecomesimpossible。

Thathoneyisfataltocarnivorouslarvaeisafactwhichteemswithconsequences。SeveralHuntingWaspsfeedtheirfamiliesuponBees。Theseinclude,tomyknowledge,theCrownedPhilanthus(P。coronatus,FAB。),wholinesherburrowswithbigHalicti;theRobberPhilanthus(P。raptor,LEP。),whochasesallthesmaller-sizedHalicti,suitedtoherowndimensions,indifferently;theOrnateCerceris(C。ornata,FAB。),anotherpassionateloverofHalicti;andthePalarus(P。flavipes,FAB。),who,withacuriouseclecticism,stacksinhercellsthegreaterpartoftheHymenopteronclanthatdoesnotexceedherpowers。Whatdothesefourhuntressesandtheothersofsimilarhabitsdowiththeirvictimswhosecropsaremoreorlessswollenwithhoney?TheymustfollowtheexampleoftheBee-eatingPhilanthusandmakethemdisgorge,lesttheirfamilyperishofahoneyeddiet;theymustmanipulatethedeadBee,squeezeheranddrainherdry。Everythinggoestoshowit。Ileaveittothefuturetodisplaythesedazzlingproofsofmydoctrineintheirproperlight。

CHAPTER11。THEMETHODOFTHEAMMOPHILAE。(FortheseSand-wasps,cf。“TheHuntingWasps“:chapters13and18to20——Translator"sNote。)

Myreadersmaydifferinappraisingthecomparativevalueofthetriflingdiscoverieswhichentomologyowestomylabours。Thegeologist,therecorderofforms,willpreferthehypermetamorphosisoftheOil-beetles(ThechaptertreatingofthissubjecthasnotyetbeentranslatedintoEnglishandwillappearinalatervolume——Translator"sNote。),thedevelopmentoftheAnthrax(Cf。“TheLifeoftheFly“:chapter2——

Translator"sNote。)orlarvaldimorphism;theembryogenist,searchingintothemysteriesoftheegg,willhavesomeesteemformyenquiriesintotheegg-layinghabitsoftheOsmia(Cf。“Bramble-beesandOthers“:chapter4——

Translator"sNote。);thephilosopher,rackinghisbrainoverthenatureofinstinct,willawardthepalmtotheoperationsoftheHuntingWasps。I

agreewiththephilosopher。Withouthesitation,Iwouldabandonalltherestofmyentomologicalbaggageforthisdiscovery,whichhappenstobetheearliestindateandthatofwhichIhavethefondestmemories。NowheredoIfindamorebrilliant,morelucid,moreeloquentproofoftheintuitivewisdomofinstinct;nowheredoesthetheoryofevolutionsufferamoreobstinatecheck。

Darwin,atruejudge,madenomistakeaboutit。(CharlesRobertDarwin,bornthe12thofFebruary,1809,atShrewsbury,diedatDown,inKent,onthe19thofApril,1882。Foranaccountofcertainexperimentswhichtheauthorconductedonhisbehalf,cf。“TheMason-bees“:chapter4——

Translator"sNote。)Hegreatlydreadedtheproblemoftheinstincts。Myfirstresultsinparticularlefthimveryanxious。IfhehadknownthetacticsoftheHairyAmmophila,theMantis-huntingTachytes,theBee-eatingPhilanthus,theCalicurgiandothermarauders,hisanxiety,Ibelieve,wouldhaveendedinafrankadmissionthathewasunabletosqueezeinstinctintothemouldofhisformula。Alas,thephilosopherofDownquittedthisworldwhenthediscussion,withexperimentstosupportit,hadbarelybegun:amethodsuperiortoanyargument!ThelittlethatIhadpublishedatthattimelefthimwithstillsomehopeofanexplanation。Inhiseyes,instinctwasalwaysanacquiredhabit。ThepredatoryWaspskilledtheirpreyatfirstbystabbingitatrandom,hereandthere,inthesoftestparts。Bydegreestheyfoundthespotwherethestingwasmosteffectual;andthehabitonceformedbecameatrueinstinct。Transitionsfromonemethodofoperationtotheother,intermediarychanges,sufficedtobolsterupthesesweepingassertions。Inaletterofthe16thofApril,1881,heasksG。J。Romanestoconsidertheproblem:

“Idonotknow,“hesays“whetheryouwilldiscussinyourbookonthemindofanimalsanyofthemorecomplexandwonderfulinstincts。Itisunsatisfactorywork,astherecanbenofossilisedinstincts,andthesoleguideistheirstateinothermembersofthesameorder,andmerePROBABILITY。

“Butifyoudodiscussany(anditwillperhapsbeexpectedofyou),I

shouldthinkthatyoucouldnotselectabettercasethanthatofthesand-

waspswhichparalysetheirpreyasdescribedbyFabreinhiswonderfulpaperinthe“Analesdessciencesnaturelles,“andsinceamplifiedinhisadmirable“Souvenirs……“

Ithankyou,Oillustriousmaster,foryoureulogisticexpressions,provingthekeeninterestwhichyoutookinmystudiesofinstinct,noungratefultask——farfromit——whenwetackleitasitshouldbetackled:fromthefront,withtheaidoffacts,andnotfromtheflank,withtheaidofarguments。Argumentsarehereoutofplace,ifwewishtomaintainourpositioninthelight。Besides,wherewouldtheyleadus?Toevokingtheinstinctsofbygoneages,whichhavenotbeenpreservedbyfossilization?

Anysuchappealtothedimanddistantpastisquiteunnecessary,ifwewishforvariationsofinstinct,leadingbydegrees,accordingtoyou,fromoneinstincttoanother;thepresentworldoffersusplenty。

Eachoperatorhasherparticularmethod,herparticularkindofgame,herparticularpointsofattackandtricksoffence;butinthemidstofthisvarietyoftalentsweobserve,immutableandpredominant,theperfectaccordanceofthesurgerywiththevictim"sorganizationandthelarva"sneeds。Theartofonewillnotexplaintheartofanother,nolessexactinthedelicacyofitsrules。Eachoperatorhasherowntactics,whichtoleratenoapprenticeship。TheAmmophila,theScolia,thePhilanthusandtheothersalltellusthesamething:nonecanleavedescendantsifshebenotfromtheoutsettheskilfulparalyserorslayerthatsheisto-day。The“almost“isimpracticablewhenthefutureoftheraceisatstake。Whatwouldhavebecomeofthefirst-bornmammalbutforitsperfectinstinctofsuckling?

Andthen,tosupposetheimpossible:aWaspdiscoversbychancetheoperativemethodwhichwillbethesavingattributeofherrace。Howarewetoadmitthatthisfortuitousact,towhichthemotherhasvouchsafednomoreattentionthantoherotherlessfortunateattempts,couldleaveaprofoundtracebehinditandbefaithfullytransmittedbyheredity?Isitnotgoingbeyondreason,goingbeyondthelittlethatisknowntousascertain,ifwegranttoatavismthisstrangepower,ofwhichourpresentworldknowsnoinstance?Thereisagooddealtobesaidforthispointofview,myreveredmaster!But,oncemore,argumentsarehereoutofplace;

thereisroomonlyforfacts,ofwhichIwillresumetherecital。

HithertoIhadbutonemeansofstudyingtheoperativemethodsofthespoilers:tosurprisetheWaspinpossessionofhercapture,torobherofherpreyandimmediatelytogiveherinexchangeasimilarprey,butalivingone。Thismethodofsubstitutionisanexcellentexpedient。Itsonlydefect——averygraveone——isthatitsubjectsobservationtoveryuncertainchances。Thereislittleprospectofmeetingtheinsectdraggingitsvictimalong;and,inthesecondplace,shouldgoodfortunesuddenlysmileuponyou,preoccupiedasyouarewithothermattersyouhavenotthesubstituteathand。Ifweprovideourselveswiththenecessaryheadofgameinadvance,thehuntressisnotthere。Weavoidonereeftofounderonanother。Moreover,theseunlookedforobservations,madesometimesonthepublichighway,theworstoflaboratories,areonlyhalf-satisfactory。Inthecaseofswiftly-enactedscenes,whichitisnotinourpowertorenewagainandagainuntilperfectconvictionisreached,wealwaysfearlestwemaynothaveseenaccurately,maynothaveseeneverything。

Amethodwhichcouldbecontrolledatwillwouldofferthebestguarantees,aboveallifemployedathome,undercomfortableconditions,favourabletoprecision。Iwished,therefore,toseemyinsectsatworkontheactualtableatwhichIamwritingtheirhistory。Hereveryfewoftheirsecretswouldescapeme。Thiswishofminewasanoldone。Asabeginner,ImadesomeexperimentsunderglasswiththeGreatCerceris(C。tuberculata)andtheYellow-wingedSphex。Neitherofthemrespondedtomydesires。TherefusalofeachtoattackrespectivelyherCleonusorherCricketdiscouragedfurtherprogressinthisdirection。Iwaswrongtoabandonmyattemptssosoon。Now,verylongafterwards,theideaoccurstometoplaceunderglasstheBee-eatingPhilanthus,whomIsometimessurpriseintheopenengagedinforcingabeetodisgorgeherhoney。Thecaptivemassacresherbeesinsuchaspiritedfashionthattheoldhoperevivesstrongerthanever。Icontemplatereviewingallthewieldersofthestilettoandforcingeachtorevealhertactics。

Iwasobligedtoabatetheseambitionsconsiderably。Ihadsomesuccessesandmanymorefailures。Iwilltellyouoftheformer。Myinsect-cageisaspaciousdomeofwire-gauzerestingonabedofsand。HereIkeepinreservethecaptivesofmyhunting-expeditions。Ifeedthemonhoney,placedinlittledropsonspikesoflavender,onheadsofthistle,orfielderyngo,orglobe-thistle,accordingtotheseason。Mostofmyprisonersdowellonthisdietandseemscarcelyaffectedbytheirinternment;otherspineawayanddieintwoorthreedays。Thesevictimsofdespairnearlyalwaysthrowmeback,becauseofthedifficultyofobtainingthenecessarypreyatshortnotice。

Indeeditentailsnosmalltroubletosecureinthenickoftimethegamedemandedbythehuntresswhohasrecentlyfallenacaptivetomynet。Asassistant-purveyorsIhaveafewsmallschoolboys,who,releasedfromthetediumoftheirdeclensionsandconjugations,setout,onleavingtheclassroom,toinspectthegreenswardsandbeatthebushesintheneighbourhoodonmybehalf。Thegrossou,thepenny-piece,ifyouplease,stimulatestheirzeal;butwithmisadventurousresults!WhatIneedto-dayisCrickets。ThebandsalliesforthandreturnswithnotasingleCricket,butnumbersofEphippigers,forwhichIaskedthedaybeforeyesterdayandwhichInolongerneed,myLanguedocianSphexbeingdead。Generalsurpriseatthissuddenchangeofmarket。Myyoungscatterbrainsfindithardtounderstandthatthebeastwhichwassoprecioustwodaysagoisnowofnovaluewhatever。When,owingtothechancesofmynet,areneweddemandfortheEphippigersetsin,thentheywillbringmetheCricket,thedespisedCricket。

Suchatradecouldneverholdoutifnowandagainmyspeculatorswerenotencouragedbysomesuccess。Atthemomentwhenurgentnecessityissendingupprices,oneofthembringsmeamagnificentGad-flyintendedfortheBembex。Fortwohours,whenthesunwasatitsheight,hekeptwatchonthethreshing-floorhardby,waitingfortheblood-sucker,inordertocatchhimonthebuttocksoftheMuleswhichtrotroundandroundtramplingthecorn。Thisgallantfellowshallhavehisgrossouandasliceofbreadandjamaswell。Asecond,nolessfortunate,hasfoundafatSpider,theEpeira,forwhommyPompiliarewaiting。TothetwosousofthisfortunateyouthIaddalittlepictureforhismissal。Thusaremypurveyorskeptgoing;and,afterall,theirhelpwouldbeveryinadequateifIdidnottakeuponmyselfthemainburdenofthesewearisomequests。

Onceinpossessionoftherequisiteprey,Itransferthehuntressfrommywarehouse,thewire-gauzecage,toabell-glassvaryingincapacityfromonetothreeorfourlitres(13/4to5or7pints——Translator"sNote。),accordingtothesizeandhabitsofthecombatants;Iplacethevictiminthearena;Iexposethebell-glasstothedirectraysofthesun,withoutwhichconditiontheexecutionerasaruledeclinestooperate;Iarmmyselfwithpatienceandawaitevents。

WewillbeginwiththeHairyAmmophila,myneighbour。Yearafteryear,whenAprilcomes,Iseeherinconsiderablenumbers,verybusyonthepathsinmyenclosure。UntilJuneIseeherdiggingherburrowsandsearchingfortheGreyWorm,tobeplacedinthemeat-cellar。HertacticsarethemostcomplexthatIknowandmorethananyotherdeservestobethoroughlystudied。Tocapturethecunningvivisector,toreleaseherandcatchheragainIfindaneasymatterforthebestpartofamonth;sheworksoutsidemydoor。

IhavestilltoobtaintheGreyWorm。ThismeansarepetitionofthedisappointmentswhichIhadbefore,when,tofindacaterpillar,IwasobligedtowatchtheAmmophilawhilehuntingandtobeguidedbyherhints,asthetruffle-hunterisguidedbythescentofhisDog。Apatientexplorationoftheharmas,onetuftofthymeafteranother,doesnotgivemeasingleworm。Myrivalsinthissearcharefindingtheirgameateverymoment;Icannotfinditevenonce。Yetonemorereasonforbowingtothesuperiorityoftheinsectinthemanagementofheraffairs。Mybandofschoolboysgettoworkinthesurroundingfields。Nothing,alwaysnothing!

Iinmyturnexploretheouterworld;andfortendaysthepursuitofacaterpillartormentsmetillIlosemypowerofsleep。Then,atlast,victory!Atthefootofasunnywall,underthebuddingrosettesofthepanicledcentaury,IfindafairsupplyofthepreciousGreyWormoritsequivalent。

BeholdthewormandtheAmmophilafacetofacebeneaththebell-glass。

Usuallytheattackispromptenough。Thecaterpillarisgrabbedbytheneckwiththemandibles,wide,curvedpincerscapableofembracingthegreaterpartofthelivingcylinder。Thecreaturethusseizedtwistsandturnsandsometimes,withablowofitstail,sendstheassailantrollingtoadistance。Thelatterisunconcernedandthrustsherstingthriceinrapidsuccessionintothethorax,beginningwiththethirdsegmentandendingwiththefirst,wheretheweaponisdrivenhomewithgreaterdeterminationthanelsewhere。

Thecaterpillaristhenreleased。TheAmmophilastampsontheground;withherquiveringtarsishetapsthecardboardonwhichthebell-glassstands;

sheliesdownflat,dragsherselfalong,getsupagain,flattensherselfoncemore。Thewingsjerkconvulsively。Fromtimetotimetheinsectplacesitsmandiblesandforeheadontheground,thenrearshighuponitshind-

legsasthoughtoturnheadoverheels。InallthisIseeamanifestationofdelight。Werubourhandswhenrejoicingatasuccess;theAmmophilaiscelebratinghertriumphoverthemonsterinherownfashion。Duringthisfitofdeliriousjoy,whatisthewoundedcaterpillardoing?Itcannolongerwalk;butallthepartbehindthethoraxstrugglesviolently,curlinganduncurlingwhentheAmmophilasetsafootuponit。Themandiblesopenandshutmenacingly。

SECONDACT——Whentheoperationisresumed,thecaterpillarisseizedbytheback。Fromfronttorear,inorder,allthesegmentsarestungontheventralsurface,exceptthethreeoperatedon。Allseriousdangerisavertedbythestabsofthefirstact;therefore,theWaspisnowabletoworkuponherpatientwithoutthehastedisplayedattheoutset。

Deliberatelyandmethodicallyshedrivesinherlancet,withdrawsit,selectsthespot,stabsitandbeginsagain,passingfromsegmenttosegment,takingcare,eachtime,tolayholdofthebackalittlemoretotherear,inordertobringthesegmenttobeparalysedwithinreachoftheneedle。Forthesecondtime,thecaterpillarisreleased。Itisabsolutelyinert,exceptthemandibles,whicharestillcapableofbiting。

THIRDACT——TheAmmophilaclaspstheparalysedvictimbetweenherlegs;

withthehooksofhermandiblessheseizesthebackofitsneck,atthebaseofthefirstthoracicsegment。Fornearlytenminutesshemunchesthisweakspot,whichliesclosetothecerebralnerve-centres。Thepincerssqueezesuddenlybutatintervalsandmethodically,asthoughthemanipulatorwishedeachtimetojudgeoftheeffectproduced;thesqueezesarerepeateduntilIamtiredoftryingtocountthem。Whentheycease,thecaterpillar"smandiblesaremotionless。Thencomesthetransportationofthecarcase,adetailwhichisnotrelevantinthisplace。

Ihavesetforththecompletetragedy,asitisfairlyoftenenacted,butnotalways。Theinsectisnotamachine,unvaryingintheeffectofitsmechanism;itisallowedacertainlatitude,enablingittocopewiththeeventualitiesofthemoment。AnyoneexpectingtoseetheincidentsofthestruggleunfoldingthemselvesexactlyasIhavedescribedwillriskdisappointment。Specialinstancesoccur——theyareevennumerous——whicharemoreorlessatvariancewiththegeneralrule。Itwillbewelltomentionthemoreimportant,inordertoputfutureobserversontheirguard。

Notinfrequentlythefirstact,thatofparalysingthethorax,isrestrictedtotwothrustsofthestinginsteadofthree,oreventoone,whichisthendeliveredintheforemostsegment。This,itwouldseem,fromthepersistencywithwhichtheAmmophilainflictsit,isthemostimportantprickofall。Isitunreasonabletosupposethattheoperator,whenshebeginsbyprickingthethorax,intendstosubduehercaptureandtomakeitincapableofinjuringher,orevenofdisturbingherwhenthemomentcomesforthedelicateandprotractedsurgeryofthesecondact?Thisideaseemstomehighlyadmissible;andthen,insteadofthreedagger-thrusts,whynottwoonly,whynotmerelyone,ifthiswouldsufficeforthetimebeing?Theamountofvigourdisplayedbythecaterpillarmustbetakenintoconsideration。Bethisasitmay,thesegmentssparedinthefirstactarestabbedinthesecond。Ihavesometimesevenseenthethreethoracicsegmentsstungtwiceover:atthebeginningoftheattackandagainwhentheWaspreturnedtohervanquishedprey。

TheAmmophila"striumphanttransportsbesideherwoundedandwrithingvictimarealsosubjecttoexceptions。Sometimes,withoutreleasingitspreyforamoment,theinsectproceedsfromthethoraxtothenextsegmentsandcompletesitsoperationinasinglespell。Thejoyousentr"actedoesnottakeplace;theconvulsivemovementsofthewingsandtheacrobaticposturesaresuppressed。

Theruleisparalysisofallthesegments,howevermany,inregularorderfromfronttoback,includingeventheanalsegmentifthisboastoflegs。

Byafairlyfrequentexceptionthelasttwoorthreesegmentsarespared。

Anotherexception,butaveryrareone,ofwhichIhaveobservedonlyasingleinstance,consistsintheinversionofthedagger-thrustsofthesecondact,thethrustsbeingdeliveredfrombacktofront。Thecaterpillaristhenseizedbyitshinderextremity;andtheAmmophila,progressingtowardsthehead,stingsinreverseorder,passingfromthesucceedingtotheprecedingsegment,includingthethoraxalreadystabbed。ThisreversaloftheusualtacticsIaminclinedtoattributetonegligenceontheinsect"spart。Negligenceornot,theinvertedmethodhasthesamefinalresultasthedirectmethod:theparalysisofallthesegments。

Lastly,thecompressionoftheneckbythemandibularypincers,themunchingoftheweakspotbetweenthebaseoftheskullandthefirstsegmentofthethorax,issometimespractisedandsometimesneglected。Ifthecaterpillar"sjawsopenandthreaten,theAmmophilastillsthembybitingtheneck;iftheyarealreadygrowingquiescent,sherefrains。

Withoutbeingindispensable,thisoperationisusefulatthemomentofcartingtheprey。Thecaterpillar,tooheavytobecarriedonthewing,isdragged,headfirst,betweentheAmmophila"slegs。Ifthemandiblesareworking,theleastclumsinessmayrenderthemdangeroustothecarrier,whoisexposedtotheirbitewithoutanymeansofdefence。

Moreover,onceontheway,thicketsofgrassaretraversedinwhichtheGreyWormcanseizeabladeandofferadesperateresistancetothetraction。Noristhisall。TheAmmophiladoesnotasaruletroubleaboutherburrow,oratleastdoesnotcompleteit,untilshehascaughthercaterpillar。Duringthemining-operations,thegameislaidsomewherehighup,outofreachoftheAnts,onsometuftofgrass,orthetwigsofashrub,whitherthehuntress,fromtimetotime,stoppingherwell-sinking,hastenstoseeifherquarryisstillthere。Forherthisisameansofrefreshinghermemoryofthespotwhereshehaslaidit,oftenatsomedistancefromtheburrow,andofpreventingattemptsatrobbery。Whenthemomentcomesforremovingthegamefromitshiding-place,thedifficultywouldbeinsurmountableweretheworm,grippingtheshrubwithallthemightofitsjaws,toanchoritselfthere。Henceinertiaofthepowerfulhooks,whicharetheparalysedcreature"ssolemeansofresistance,becomesessentialduringthecarting。TheAmmophilaobtainsitbycompressingthecerebralganglia,bymunchingtheneck。Theinertiaistemporary;itwearsoffsoonerorlater;butbythistimethecarcaseisinthecellandtheegg,prudentlylaidatadistanceontheventralsurfaceoftheworm,hasnothingtofearfromthecaterpillar"sgrapnels。NocomparisonispermissiblebetweenthemethodicalsqueezesoftheAmmophilabenumbingthecephalicnerve-centresandthebrutalmanipulationsofthePhilanthusemptyingthecropofherBee。ThehuntressofGreyWormsinducesatemporarytorporofthemandibles;theravisherofBeesmakesthemejecttheirhoney。Noonegiftedwiththeleastperspicacitywillconfoundthetwooperations。

ForthemomentwewillnotdwellanylongeronthemethodoftheHairyAmmophila;wewillseeinsteadhowherkinswomenbehave。AfterprotractedrefusalstheSandyAmmophila(A。sabulosa,FAB。),onwhomIexperimentedinSeptember,endedbyacceptingtheprofferedprey,apowerfulcaterpillarasthickasalead-pencil。ThesurgicalmethoddidnotdifferfromthatemployedbytheHairyAmmophilawhenoperatingonherGreyWorminonespell。Allthesegments,exceptingthelastthree,werestungfromfronttoback,beginningwiththeprothorax。Thissinglesuccesswithasimplifiedmethodleftmeinignoranceoftheaccessorymanoeuvres,whichIdonotdoubtmustmoreorlesscloselyrecallthoseoftheprecedingspecies。

Iamallthemoreinclinedtoacceptthesesecondarymanoeuvres,notasyetrecorded——thetransportsoftriumphandthecompressionsoftheneck——

inasmuchasIseethempractisedupontheLoopercaterpillars,whichdiffersogreatlyfromtheothersinexternalstructure,exactlyasIhavedescribedtheminthecaseoftheGreyWorm,whichisoftheordinaryform。

Twospecies,theSilkyAmmophila(A。holoserica,FAB。)andJules"Ammophila(Seeinthefirstvolumeofthe“Souvenirsentomologiques“whatImeanbythisdenomination——Author"sNote。),affectthiscuriousprey,whichmoveswiththestrideofapairofcompasses。Thefirst,oftenrenewedunderglassduringthegreaterpartofAugust,hasalwaysrefusedmyoffers;thesecond,hercontemporary,has,onthecontrary,promptlyacceptedthem。

IpresentJules"Ammophilawithaslender,brownishLooperwhichIcaughtonthejasmine。Theattackisnotslowincoming。Thecaterpillarisgrabbedbytheneck:livelycontortionsofthevictim,whichrollstheaggressoroveranddragsheralong,nowuppermost,nowundermostinthestruggle。Firstthethoraxisstung,initsthreerings,frombacktofront。Thestinglingerslongestnearthethroat,inthefirstsegment。

Thisdone,theAmmophilareleaseshervictimandproceedstostamphertarsi,topolishherwings,tostretchherself。AgainIobservetheacrobaticpostures,theforeheadtouchingtheground,thehinderpartofthebodyraised。ThismimictriumphisthesameasthatofthehuntressoftheGreyWorm。ThentheLooperisoncemoreseized。Despiteitscontortions,whicharenotintheleastabatedbythethreewoundsinthethorax,itisstungfromfronttobackineachsegmentstillunwounded,nomatterhowmany,whethersuppliedwithlegsornot。Iexpectedtoseethestingrefrainmoreorlessinthelongintervalwhichseparatesthetruelegsinfrontfromthepro-legsattheback(Fleshylegsfoundontheabdominalsegmentsofcaterpillarsandcertainotherlarvae——Translator"sNote。):segmentsdevoidoforgansofdefenceorlocomotiondidnotseemtometodeserveconscientioussurgery。Iwasmistaken:notasegmentoftheLooperisspared,noteventhelastones。Itistruethatthese,beingeminentlycapableofcatchingholdwiththeirfalselegs,wouldbedangerouslaterweretheWasptoneglectthem。

Iobserve,however,thatthelancetworksmorerapidlyinthesecondpartoftheoperationthaninthefirst,eitherbecausethecaterpillar,halfsubjugatedbythetriplewoundattheoutset,iseasiertoreachwiththesting,orbecausethesegmentsmoreremotefromtheheadarerenderedharmlesswithasmallerinjectionofpoison。Nowheredoweseerepeatedthecareexpendeduponparalysingthethorax,stilllesstheinsistentattentiontothefirstsegment。OnreturningtoherLooperaftertheentr"actedevotedtothejoysofsuccess,theAmmophilastabssoswiftlythat,ononeoccasion,Isawherobligedtobeginalloveragain。Lightlystungalongitswholelength,thevictimstillstruggles。Withouthesitation,theoperatorunsheathesherscalpelforthesecondtimeandoperatesontheLooperafresh,withtheexceptionofthethorax,whichwasalreadysufficientlyanaesthetized。Thisdone,allisinorder;thereisnomoremovement。

Afterthestilettothehooksofthemandiblesrarelyfailtointervene。

Longandcurved,theynibbleattheparalysedvictim"sneck,sometimesfromabove,sometimesfrombelow。ItisarepetitionofwhattheHairyAmmophilashowedus:thesamesuddensqueezesofthepincers,withratherlongintervalsbetween。Theseintervals,thesemeasuredbitesandtheinsect"swatchfulattitudehaveeveryappearanceoftellingusthattheoperatorisnotingtheeffectproducedbeforegivingafreshpinchofthenippers。

ItwillbeseenhowvaluableistheevidenceofJules"Ammophila:ittellsusthattheimmolatersofLoopercaterpillarsandthoseofordinarycaterpillarsfollowpreciselythesamemethod;thatvictimsdisplayingverydissimilarexternalstructuredonotentailanymodificationoftheoperativetacticssolongastheinternalorganizationremainsthesame。

Thenumber,arrangementanddegreeofmutualindependenceofthenerve-

centresguidethesting;theanatomyofthegame,ratherthanitsform,controlsthehuntress"tactics。

Letmemention,beforeIdismissthesubject,asuperbexampleofthismarvellousanatomicaldiscrimination。IoncetookfrombetweenthelegsofaHairyAmmophila,whichhadjustparalysedit,acaterpillarofDicranuravinula。Whatastrangecapturecomparedwiththeordinarycaterpillar!

Bridlinginthickfoldsbeneathitspinkneckerchief,itsfore-partraisedinasphinx-likeattitude,itshinder-partslowlywavingtwolongcaudalthreads,thecuriousanimalisnocaterpillartotheschoolboywhobringsittome,nortothemanwhocomesuponitwhilecuttinghisbundleofosiers;butitisacaterpillartotheAmmophila,whotreatsitaccordingly。Iexplorethequeercreature"ssegmentswiththepointofaneedle。Allareinsensitive;allthereforehavebeenstung。

CHAPTER12。THEMETHODOFTHESCOLIAE。

AftertheAmmophilae,theparalyserswhomultiplytheirlancet-thruststodestroytheinfluenceofthevariousnerve-centres,exceptingthoseofthehead,itseemedadvisabletointerrogateotherinsectswhichalsoareaccustomedtoanakedprey,vulnerableatallpointssavethehead,butwhichdeliveronlyasinglethrustofthesting。OfthesetwoconditionstheScoliaefulfilledone,withtheirregularquarry,thetenderCetonia-,Oryctes-orAnoxia-larva,accordingtotheScolia"sspecies。Didtheyfulfilthesecond?Iwasconvincedbeforehandthattheydid。Fromtheanatomyofthevictims,withtheirconcentratednervoussystem,Iforesaw,whencompilingmyhistoryoftheScoliae,thatthestingwouldbeunsheathedonceonly;Ievenmentionedtheexactspotintowhichtheweaponwouldbeplunged。

Thesewereassertionsdictatedbytheanatomist"sscalpel,withouttheslightestdirectproofderivedfromobservedfacts。Manoeuvresexecutedundergroundescapedtheeye,asitseemedtomethattheymustalwaysdo。

HowindeedcouldIhopethatacreaturewhoseartispractisedinthedarknessofaheapofmouldwoulddecidetoworkinbroaddaylight?Ididnotreckonuponitall。Nevertheless,tosalvemyconscience,ItriedbringingtheScoliaintocontactwithherpreyunderthebell-glass。Iwaswell-advisedtodoso,formysuccesswasininverseratiotomyhopes。

NexttothePhilanthus,noneoftheHuntingWaspsdisplayedsuchardourinattackingunderartificialconditions。Alltheinsectsexperimentedupon,somesooner,somelater,rewardedmeformypatience。LetuswatchtheTwo-

bandedScolia(S。bifasciata,VANDERLIND)operatingonherCetoniagrub。

Theincarceratedlarvastrivestoescapeitsterribleneighbour。Lyingonitsback,itfiercelywendsitswayroundandroundtheglasscircus。

PresentlytheScolia"sattentionawakensandisbetrayedbyacontinuedtappingwiththetipsoftheantennaeuponthetable,whichnowrepresentstheaccustomedsoil。TheWaspattacksthegame,deliveringherassaultuponthemonster"shinderend。SheclimbsupontheCetonia-grub,obtainingapurchasewiththetipofherabdomen。Thequarrymerelytravelsthemorequicklyonitsback,withoutcoilingitselfintoadefensiveposture。TheScoliareachesthefore-part,withtumblesandotheraccidentswhichvarygreatlywiththeamountoftolerancedisplayedbythelarva,herimprovisedsteed。Withhermandiblesshenipsapointofthethorax,ontheuppersurface;sheplacesherselfathwartthebeast,archesherselfandmakeseveryefforttoreachwiththeendofherabdomentheregionintowhichthestingistobedriven。Thearchisalittletoonarrowtoembracealmostthewholecircumferenceofhercorpulentprey;andsherenewsherattemptsandeffortsforalongtime。Thetipofthebellytrieseveryconceivableexpedient,touchinghere,thereandeverywhere,butasyetstoppingnowhere。Thispersistentsearchinitselfdemonstratestheimportancewhichtheparalyserattachestothepointatwhichherlancetistopenetratetheflesh。

Meanwhile,thelarvacontinuestomovealongonitsback。Suddenlyitcurlsup;withastrokeofitsheadithurlstheenemytoadistance。

Undiscouragedbyallherset-backs,theWasppicksherselfup,brushesherwingsandresumesherattackuponthecolossus,almostalwaysbymountingthelarva"shinderend。Atlastafterallthesefruitlessattempts,theScoliasucceedsinachievingthecorrectposition。SheisseatedathwarttheCetonia-grub;themandiblesgripapointonthedorsalsurfaceofthethorax;thebody,bentintoabow,passesunderthelarvaandwiththetipofthebellyreachestheregionoftheneck。TheCetonia-grub,placedinseriousperil,writhes,coilsanduncoilsitself,spinningrounduponitsaxis。TheScoliadoesnotinterfere。Holdingthevictimtightlygripped,sheturnswithit,allowsherselftobedraggedupwards,downwards,sidewards,followingitscontortions。HerobstinacyissuchthatIcannowremovethebell-glassandfollowthedetailsofthedramaintheopen。

Briefly,inspiteoftheturmoil,thetipoftheabdomenfeelsthattherightspothasbeenfound。Thenandonlythenthestingisunsheathed。Itplungesin。Thethingisdone。Thelarva,atfirstplumpandactive,suddenlybecomesflaccidandinert。Itisparalysed。Henceforththerearenomovementssaveoftheantennaeandthemouthparts,whichwillforalongtimeyetbearwitnesstoaremnantoflife。Thepointwoundedhasnevervariedintheseriesofcombatsunderglass:itoccupiesthemiddleofthelineofdemarcationbetweentheprothoraxandthemesothorax,ontheventralsurface。NotethattheCerceres,operatingonWeevils,whosenervoussystemisascompactastheCetonia-grub"s,driveintheneedleatthesamespot。Similarityofnervousorganizationoccasionssimilarityofmethod。NotealsothattheScolia"sstingremainsinthewoundforsometimeandrootsaboutwithmarkedpersistence。Judgingbythemovementsofthetipoftheabdomen,onewouldcertainlysaythattheweaponisexploringandselecting。Freetoshiftinonedirectionortheother,withinnarrowlimits,itspointismostprobablyseekingforthelittlemassofnerve-tissuewhichmustbepricked,oratleastsprinkledwithpoison,toobtainoverwhelmingparalysis。

Iwillnotclosethisreportoftheduelwithoutrelatingafewfurtherfacts,ofminorimportance。TheTwo-bandedScoliaisafiercepersecutoroftheCetonia。Inonesittingthesamemotherstabsthreelarvae,oneaftertheother,infrontofmyeyes。Sherefusesthefourth,perhapsowingtofatigueortoexhaustionofthepoison-bag。Herrefusalisonlytemporary。

Nextday,shebeginsagainandparalysestwogrubs;thedayafterthat,shedoesthesame,butwithazealthatdecreasesfromdaytoday。

TheotherHuntingWaspsthatpursuethechasefarafieldgrip,drag,carrytheirprey,afterdeprivingitofmovement,eachinherownfashionand,ladenwiththeirburden,makeprolongedattemptstoescapefromthebell-

glassandtogaintheburrow。Discouragedbythesefutileendeavours,theyabandonthematlast。TheScoliadoesnotremoveherquarry,whichliesonitsbackforanindefinitetimeontheactualspotofthesacrifice。Whenshehaswithdrawnherdaggerfromthewound,sheleaveshervictimwhereitliesand,withouttakingfurthernoticeofit,beginstoflutteragainstthesideoftheglass。Theparalysedcarcaseisnottransportedelsewhere,intoaspecialcellar;therewherethestrugglehasoccurreditreceives,uponitsextendedabdomen,theeggwhencetheconsumerofthesucculenttit-bitwillemerge,thussavingtheexpenseofsettinguphouse。Itgoeswithoutsayingthatunderthebell-glassthelayingdoesnottakeplace:

themotheristoocautioustoabandonhereggtotheperilsoftheopenair。

Whythen,recognizingtheabsenceofherundergroundburrow,doestheScoliauselesslypursuetheCetoniawiththefranticardourofthePhilanthusflingingherselfupontheBee?TheactionofthePhilanthusisexplainedbyherpassionforhoney;hencethemurderscommittedinexcessoftheneedsofherfamily。TheScolialeavesusperplexed:shetakesnothingfromtheCetonia-grub,whichisleftwithoutanegg;shestabs,thoughwellawareoftheuselessnessofheraction:theheapofmouldislackinganditisnothercustomtotransportherprey。Theotherprisoners,oncetheblowisstruck,atleastseektoescapewiththeircapturebetweentheirlegs;theScoliaattemptsnothing。

Afterduereflection,Ilumptogetherinmysuspicionsallthesesurgeonsandaskmyselfwhethertheypossesstheslightestforesight,wheretheeggisconcerned。When,exhaustedbytheirburden,theyrecognizetheimpossibilityofescape,themoreexpertamongthemoughtnottobeginalloveragain;yettheydosobeginafewminuteslater。Thesewonderfulanatomistsknowabsolutelynothingaboutanything,theydonotevenknowwhattheirvictimsaregoodfor。Admirableartistsinkillingandparalysis,theykillorparalyseateveryfavourableopportunity,nomatterwhatthefinalresultasregardstheegg。Theirtalent,whichleavesoursciencespeechless,hasnotashadowofconsciousnessofthetaskaccomplished。

Aseconddetailstrikesme:thedesperatepersistenceoftheScolia。Ihaveseenthestrugglecontinueformorethanaquarterofanhour,withfrequentalternationsofgoodluckandbad,beforetheWaspachievedtherequiredpositionandreachedwiththeendofherabdomenthespotwherethestingshouldpenetrate。Duringtheseassaults,whichwereresumedassoonastheywererepulsed,theaggressorrepeatedlyappliedthetipofherbellytothelarva,butwithoutunsheathing,asIcouldseebytheabsenceofthestartwhichthelarvagiveswhenitfeelsthepainofthesting。TheScoliathereforedoesnotpricktheCetoniaanywhereuntiltheweaponcoverstherequisitespot。Ifnowoundsareinflictedelsewhere,thisisnotinanywayduetothestructureofthelarva,whichissoftandvulnerableallover,exceptinthehead。Thepointsoughtbythestingisnomoreunprotectedthananyotherpartoftheskin。

Inthescuffle,theScolia,curvedintoabow,issometimesseizedbythevice-likegripoftheCetonia-grub,whichisviolentlycoilinganduncoiling。Heedlessofthepowerfulgrip,theWaspdoesnotletgoforamoment,eitherwithhermandiblesorwiththetipofherabdomen。Atsuchtimesthetwocreatures,lockedinamutualembrace,turnoverandoverinamadwhirl,eachofthemnowontop,nowunderneath。Whenitcontrivestoriditselfofitsenemy,thelarvauncoilsagain,stretchesitselfoutandproceedstomakeoffuponitsbackwithallpossiblespeed。Itsdefensiverusesareexhausted。Formerly,beforeIhadseenthingsformyself,takingprobabilityasmyguideIwillinglygrantedtothelarvathetrickoftheHedgehog,whorollshimselfintoaballandsetstheDogatdefiance。

Coileduponitself,withanenergywhichmyfingershavesomedifficultyinovercoming,thelarva,Ithought,woulddefytheScolia,powerlesstounrollitanddisdaininganypointbuttheoneselected。Ihopedandbelievedthatitpossessedthismeansofdefence,ameansbothefficaciousandextremelysimple。Ihadpresumedtoomuchuponitsingenuity。InsteadofimitatingtheHedgehogandremainingcontracted,itflees,bellyinair;

itfoolishlyadoptstheveryposturewhichallowstheScoliatomounttotheassaultandtoreachthespotforthefatalstroke。ThesillybeastremindsmeofthegiddyBeewhocomesandflingsherselfintotheclutchesofthePhilanthus。Yetanotherwhohaslearntnolessonfromthestruggleforlife。

Letusproceedtofurtherexamples。IhavejustcapturedanInterruptedScolia(Colpainterrupta,LATR。),exploringthesand,doubtlessinsearchofgame。Itisamatterofmakingtheearliestpossibleuseofher,beforeherspiritischilledbythetediumofcaptivity。Iknowherprey,thelarvaofAnoxiaaustralis(TheAnoxiaareagenusofBeetlesakintotheCockchafers——Translator"sNote。);Iknow,frommypastexcavations,thepointsfavouredbythegrub:themoundsofsandheapedupbythewindatthefootoftherosemariesontheneighbouringhill-sides。Itwillbeahardjobtofindit,fornothingisrarerthanthecommonifonewantsitthenandthere。Iappealforassistancetomyfather,anoldmanofninety,stillstraightasacapitalI。Underasunhotenoughtobroilanegg,wesetoff,shoulderinganavvy"sshovelandathree-prongedluchet。(ThelocalpitchforkofsouthernFrance——Translator"sNote。)Employingourfeebleenergiesinturns,wedigatrenchinthesandwhereIhopetofindtheAnoxia。Myhopesarenotdisappointed。Afterhavingbythesweatofourbrow——neverwastheexpressionmorejustified——removedandsiftedtwocubicyardsatleastofsandysoilwithourfingers,wefindourselvesinpossessionoftwolarvae。IfIhadnotwantedany,Ishouldhaveturnedthemupbythehandful。Butmypoorandcostlyharvestissufficientforthemoment。To-morrowIwillsendmorevigorousarmstocontinuetheworkofexcavation。

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