jan 1, 3497982 BC - Australopithecus the southern ape.
Australopithecus means southern ape. They did not make stone tools. Australopithecus were 3-4 feet tall. Australopithecus had a pinched head shape. As scene in the photo the pelvic bone is slanted so not upright but not bent over giving the Australopithecus advantages over chimps in getting food. sources: becoming human video. https://sites.google.com/arlington.k12.ma.us/eh research/australopithecus-afarensis