Chimpswillcooperateincertainways,likegatheringinwarpart...
问题详情：Chimpswillcooperateincertainways,likegatheringinwarpartiestoprotecttheirterritory.Butbeyondtheminimumrequirementsassocialbeings,theyhavelittleinstincttohelponeanother.Chimpsinthewildseekfoodfo...