Scientists Explain Why Women Have Complicated and Difficult Childbirth
Scientists explain the reason women have difficulty giving birth, linking it to babies having larger heads and mothers having smaller birth canals. They also explained why babies are born relatively small, and the need for newborn's help from parents in order to mature.
Katya Stansfield Smithsonian National Museum Of History Institute Of Evolutionary Medicine Department Of Evolutionary Biology World Health Organization University Of Zurich
Source: parentherald.com