Humans and Neanderthals interbred.

This article reports on recent findings that there must have been interbreeding between ancestors of modern humans and Neanderthals in Europe over 219,000 years ago. This contrasts with accepted wisdom that such interbreeding only happened within the last 60,000 years. It builds up the picture that Homo sapiens history was complicated with numerous steps along the way.

Link to article: https://www.newscientist.com/article/2139694-we-may-have-mated-with-neanderthals-more-than-219000-years-ago/

You may also like to browse other evolution posts: http://www.thesentientrobot.com/category/evolution/