Infallible sign you're dealing with a moron - refers to ancestry and all evolved adaptations to different environments as "skin color"https://twitter.com/Steven_Swenson/status/962182128552341504 …
Here's a list of physical traits that differ by race:
Gestation period
pelvic opening width
Bone density
Brain vol
Twinning rate
Fast / slow twitch muscle %
Neanderthal ancestry
Testicle to body weight ratio
Many many more - before getting to behavioral differences
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Irrelevant.
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More purely physical differences: Age of menarche Lifespan Dental development rate Motor skill development rate Hormone levels THESE ARE JUST THE PHYSICAL DIFFERENCES
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Irrelevant again ALL people are different and not by much.
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