Chimps(黑猩猩)willcooperateincertainways,likegatheringinwa...
问题详情：Chimps(黑猩猩)willcooperateincertainways,likegatheringinwarpartiestoprotecttheirterritory.Butbeyondtheminimumrequirementsassocialbeings,theyhavelittleinstinct(本能)tohelponeanother.Chimpsinthe...