Modern humans interbred with Neanderthals before they disappeared, and most people of non-African ancestry still carry roughly 1 to 4 percent Neanderthal DNA today — meaning part of the human population we once thought we simply replaced never actu - Space Daily
Source:Space Daily
The fossil record suggested modern humans simply wiped out their evolutionary cousins, but genetic evidence now reveals a messier, more intimate history of coexistence and interbreeding.
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