Add Yahoo as a preferred source to see more of our stories on Google. Human childbirth may not be unique, a new review finds similar birth risks across many mammals. (CREDIT: Shutterstock) Human birth ...

The tight fit of a baby's head through a mother's birth canal, which causes great difficulty in childbirth, is not unique to humans, as previously understood. Instead, some small-bodied primate babies ...

Human childbirth is commonly viewed as uniquely difficult and dangerous. The reason: The combination of bipedalism and large brains creates a tight fit between the baby and the birth canal. Research ...

Human childbirth is risky, but it may not be uniquely risky. Instead, the research suggests that difficult birth is part of a wider mammalian pattern, one rooted in trade-offs that evolution has not ...