The Sex Lives of Early Humans

Hank talks about ancient sexy times, and how we know that early humans were getting it on with all kinds of folks.Like SciShow on Facebook! http://www.facebook.com/scishowFollow SciShow on Twitter! http://www.twitter.com/scishowSources: http://news.nationalgeographic.com/news/2011/11/111101-humans-mating-denisovans-neanderthals-southeast-asia-science/http://news.nationalgeographic.com/news/2010/05/100506-science-neanderthals-humans-mated-interbred-dna-gene/http://news.nationalgeographic.com/news/2007/01/070116-neanderthals.htmlhttp://news.nationalgeographic.com/news/2007/03/070316-gorilla-lice.htmlhttp://news.nationalgeographic.com/news/2008/08/080812-neandertal-dna.htmlhttp://news.bbc.co.uk/2/hi/science/nature/8660940.stm