For example, in humans it’s theorized that women with wider hips have a better chance of a successful birth, therefore men are more attracted to wide hips. Like how can my brain know that wide hips is a good genetic trait and pass this attraction to wide hips to my offspring?
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They aren’t… look at peacocks. There is no advantage to carrying around such a massive hinderance, only reason it even exists is that the female peacocks go wild for it and if their taste changed then it would slowly disappear.
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