Evolution just keeps getting more fascinating all the time.
I remember folks used to remind hippies that there was nothing under sun that hadn’t been done already, not even free love and all that.
Now it seems that Homo Sapiens getting it on with Neanderthals wasn’t even anything new either. Now we got this:
Genome sequencing reveals ancient interbreeding between chimpanzees and bonobos
October 27, 2016 | Wellcome Trust Sanger Institute | ScienceDaily Summary: For the first time, scientists have revealed ancient gene mixing between chimpanzees and bonobos, humankind's closest relatives, showing parallels with Neanderthal mixing in human ancestry. Published in the journal Science, the study from scientists at the Wellcome Trust Sanger Institute and their international collaborators showed that one percent of chimpanzee genomes are derived from bonobos. ... https://www.sciencedaily.com/releases/2016/10/161027142434.htm