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Monkey Feet, Ape Climbing | Science News

New video evidence from West Africa is shaking up our understanding of early human evolution: mangabeys—monkeys without chimp-like flexible ankles—are mastering vertical climbs on narrow trees, proving that ape-specific foot anatomy isn’t the only path to tree-climbing mastery. This discovery challenges long-held assumptions and suggests our last common ancestor with chimps might have been more monkey-like than thought. With footage captured in Ivory Coast showing midfoot flexion of up to 46 degrees, scientists now see that functional climbing can emerge through diverse anatomies. It’s a…

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