Via IO9:
It’s pretty much an established fact that ancient human beings interbred with their Neanderthal cousins, but according to scientists investigating the African genome, interspecies breeding may have occurred much earlier than we thought:
Their findings suggest humans are more genetically diverse than we’d previously believed. But they also show that ancient humans may have interbred with an unknown species of hominin — what researchers surmise “could have been a sibling species to Neanderthals.
Read more at IO9.… Read the rest
