The Fossil Trail Quotes

“...in the late 1960s not a few paleoanthropologists were prepared at least to entertain the possibility that the differences between the robust and gracile australopithecines were due to sexual dimorphism: size and shape differences between the sexes (which in the bones of modern humans, if not apes, are relatively minor). And while others mumbled about how remarkable it was that all of the females had died at once at Sterkfontein, while all the males had waited around another half-million years before stampeding across the valley to become extinct at Swartkrans,”
― Ian Tattersall, The Fossil Trail: How We Know What We Think We Know About Human Evolution