The males of two bipedal hominid species that roamed the South African savanna more than a million years ago were stay-at-home kind of guys when compared to the gadabout gals, according to a new study.
The males of two bipedal hominid species that roamed the South African savanna more than a million years ago were stay-at-home kind of guys when compared to the gadabout gals, according to a new study.