Humans’ superior brain size in comparison to their chimpanzee cousins traces all the way back to the womb. That’s according to a study that is the first to track and compare brain growth in chimpanzee and human fetuses.
Humans’ superior brain size in comparison to their chimpanzee cousins traces all the way back to the womb. That’s according to a study that is the first to track and compare brain growth in chimpanzee and human fetuses.