[karl262]

Originally Posted by Fuzz

We have less than we used to, but it was as high as 9%.


https://humanorigins.si.edu/evidence.../interbreeding


That indicates there must have been more than a just a little mixing. If it's 1-4% now, you could imagine it may have been higher in the further past.

I could see this being true. Anecdotally, my dad's side of the family has been walking upright for only 5 or 6 generations.

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