From Homo erectus to Us: Neanderthals, Denisovans, and Homo sapiens
The previous article ended with Homo erectus, a human species that had already changed the shape of our evolutionary story. By about 1.9 million years ago, Homo erectus had appeared in Africa. It had a body much more like ours than the earlier australopithecines: long legs, shorter arms, and a build suited to walking and traveling over long distances. Over time, populations attributed to Homo erectus spread into parts of western and eastern Asia. ...