A nearly complete foot of Australopithecus afarensis, a hominid species that lived between 3.85 and 2.95 million years ago, from Ethiopia has several ape-like characteristics that could have aided in foot grasping for climbing trees. The finding, reported in the journal Science Advances, challenges the long-held assumption that Australopithecus afarensis was exclusively bipedal (using only two legs for walking). Female Australopithecus afarensis with...