Independent evolution of knuckle-walking in African apes shows that humans did not evolve from a knuckle-walking ancestor by Tracy L. Kivell and others (source code)

= Independent evolution of knuckle-walking in African apes shows that humans did not evolve from a knuckle-walking ancestor by Tracy L. Kivell and others
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{title2=2009}

https://pubmed.ncbi.nlm.nih.gov/19667206/[Publication record or author/institutional full text].

First author: <Tracy L. Kivell>. PNAS 106, pp. 14241–14246; contrasts between chimpanzee and gorilla wrist development and function.