Long-held theory on human gestation refuted: Mother’s metabolism, not birth canal size, limits gestation
Monday, August 27, 2012 - 15:30
in Paleontology & Archaeology
Anthropologist suggest that the length of human pregnancy is limited primarily by a mother's metabolism, not the size of the birth canal. The research challenges the long-held notion of an evolutionary trade-off between childbirth and a pelvis adapted for walking upright.