Recent discovery of tool manipulated Mastodon bones in California date some hominid activity in California to 130,000 years ago. Looks like this puzzle is coming into focus.
Warning: highly speculative post ahead.
As I mentioned the other day:
(Please note that Africans do not have chimpanzee admixture, despite the labeling on the graph–no human group has chimp admixture, because chimps and humans have different #s of chromosomes, so even if you could get a successful cross, the resulting child would be infertile, like a mule. I assume the point of the chimp node is just to represent that which has neither Neanderthal nor Denisovan admixture, though of course there is the possibility of some other form of archaic hominin admixture in Africans.)
So, Native Americans appear to have a ton of Neanderthal DNA. (Relatively speaking.)
- It’s all…
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