BBC自然世界.语言大师草原犬鼠

简介： PrairiedogsareAmerica'sanswertothemeerkat-small,sociableandexceptionallycute.ThisoffbeatfilmnarratedbyRobBrydontakesustotheWildWestwhereprairiedogsliveinhugecoloniesknownas'towns'.Likemeerkats,theyarecomicaltowatch,butthereisawholelotmoretoprairiedogsthanjustbeingcute-theycantalk.　　For30yearsProfessorConSlobodchikoffhasbeenrecordingtheircallsinresponsetopredatorslikecoyotes,hawksandbadgers.Hebelieveshehasdiscoveredalanguagesecondonlytohumansinitscomplexity.It'saboldclaimbutisheright?Conhasdevisedaseriesofcunningfieldexperimentstohelpprovehispoint.