Walking on Two Feet: The Evolution of Bipedalism

from Steven Mithen’s The Prehistory of the Mind: The evolution of bipedalism had begun by 3.5 million years ago. Evidence for this is found in the anatomy of A. afarensis, and, more dramatically, by the line of australopithecine footprints preserved at Laetoli in Tanzania. The most likely selective pressure causing the evolution of bipedalism was […]