'Simply did not work': Mating between Neanderthals and modern humans may have been a product of failed alliances, says archaeologist Ludovic Slimak - Livescience.com
livescience.comSubmitted by livescience8748 in science
"When two populations are close to one another but they are very distinct — maybe they can have a different language and different traditions, they are in neighboring territories — they are going to exchange their women."