Leipzig, Germany (SPX) Sep 22, 2022

During fieldwork aimed at documenting the stone tool use of a group of wild chimpanzees in the Tai Forest in Cote d’Ivoire in early 2022, the researchers identified and 3D scanned a variety of stone tools used to crack different nut species.

It has long been shown that various chimpanzee groups possess different tool use cultures involving wooden and stone tools, however, only some groups
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