Kasakela chimpanzee community
... that members of the Kasakela chimpanzee community were the first non-human animals observed making tools?
... that members of the <b id="mwEPw"><a href="./Kasakela_chimpanzee_community" id="mwEP0" rel="mw:WikiLink" title="Kasakela chimpanzee community">Kasakela chimpanzee community</a></b> were the first non-human animals observed making tools?