内容简介
Whatseparatesyourmindfromananimal's?Maybeyouthinkit'syourabilitytodesigntools,yoursenseofself,oryourgraspofpastandfuture-alltraitsthathavehelpedusdefineourselvesastheplanet'spreeminentspecies.Butinrecentdecades,theseclaimshaveeroded,orevenbeendisprovenoutright,byarevolutioninthestudyofanimalcognition.Takethewayoctopusesusecoconutshellsastools;elephantsthatclassifyhumansbyage,gender,andlanguage;orAyumu,theyoungmalechimpanzeeatKyotoUniversitywhoseflashmemoryputsthatofhumanstoshame.Basedonresearchinvolvingcrows,dolphins,parrots,sheep,wasps,bats,whales,andofcoursechimpanzeesandbonobos,FransdeWaalexploresboththescopeandthedepthofanimalintelligence.Heoffersafirsthandaccountofhowsciencehasstoodtraditionalbehaviorismonitsheadbyrevealinghowsmartanimalsreallyare,andhowwe'veunderestimatedtheirabilitiesfortoolong.Peopleoftenassumeacognitiveladder,fromlowertohigherforms,withourownintelligenceatthetop.Butwhatifitismorelikeabush,withcognitiontakingdifferentformsthatareoftenincomparabletoours?Wouldyoupresumeyourselfdumberthanasquirrelbecauseyou'relessadeptatrecallingthelocationsofhundredsofburiedacorns?Orwouldyoujudgeyourperceptionofyoursurroundingsasmoresophisticatedthanthatofaecholocatingbat?DeWaalreviewstheriseandfallofthemechanisticviewofanimalsandopensourmindstotheideathatanimalmindsarefarmoreintricateandcomplexthanwehaveassumed.DeWaal'slandmarkworkwillconvinceyoutorethinkeverythingyouthoughtyouknewaboutanimal-andhuman-intelligence.