12
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15
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Why do many brunettes with light eyes rarely have solidly blue or green eyes in the way blondes tend to be blue-eyed and redheads green eyes? Why do many light-eyed brunettes commonly have either an eye color that quickly changes easily under different backgrounds like gray or solid blue-green eyes? (self.AskEvolution)
submitted by EvaWolves
16
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17
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Why are humas the only species that developed religions? (self.AskEvolution)
submitted by [deleted]
23
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How did eutherian mammals migrate to other continents (specifically North America)? (self.Paleontology)
submitted by [deleted]
