“This observation could have implications for human evolution” said the report’s authors Paco Bertolani and Jill Pruetz.
In Senegal Chimpanzees have been observed making and using wooden spears to hunt other primates, there has been 22 cases documented of chimps fashioning tools to jab at smaller primates by researchers.

Chimpanzees have NEVER been previously observed hunting other animals with tools.
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