Within our genome are traces of ancient hybridization events between our Homo sapiens ancestors and the Neanderthals. What does the data tell us about the interactions of these groups, and could they always reproduce successfully together?
Sources:
Sankararaman et al. 2014
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4072735/
Mendez et al. 2016
https://www.cell.com/ajhg/fulltext/S0002-9297(16)30033-7
Mason, Short 2011
Harris, Nielsen 2016
https://academic.oup.com/genetics/article/203/2/881/6066252
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