Smithsonian Magazine on MSN
Did human ancestors walk on their knuckles like today's chimpanzees? New research adds more evidence to the debate
Walking upright all the time is one of the unique features that sets Homo sapiens apart from other primates still around ...
A new study of wrist bones suggests human ancestors may have shared a knuckle-walking past with chimpanzees and gorillas.
Learn about the similarities between the wrist bones of humans and African apes, which may point to shared knuckle-walking ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results