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Gorilla Hand in Knuckle-walking Pose on Brass Stand - Bone Clones, Inc. - Osteological Reproductions
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PDF] The biomechanics of knuckle-walking: 3-D kinematics of the chimpanzee and macaque wrist, hand and fingers | Semantic Scholar
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Independent evolution of knuckle-walking in African apes shows that humans did not evolve from a knuckle-walking ancestor | PNAS
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If upright walking is so energetically favorable, why do apes still “knuckle -walk”? – Anthropology.net
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Why Do Knuckle‐Walking African Apes Knuckle‐Walk? - Simpson - 2018 - The Anatomical Record - Wiley Online Library
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