A set of footprints found at the site of Koobi Fora in Kenya reveals that our ancestor Homo erectus coexisted with a now-extinct bipedal hominin, Paranthropus boisei, 1.5 million years ago.
such as Homo erectus. While the African theory is supported by solid genetic and fossil evidence, the multiregional model has proponents who emphasize the need for further analysis of ...