Why Humans Don’t Have Tails …And Why Losing Them May Have Helped Us Evolve Humans don’t have tails. Neither do chimpanzees, gorillas, or orangutans. But if you trace our evolutionary family tree far enough back, many of our ancient mammalian ancestors definitely did. For decades, scientists have wondered: When did humans lose their tails — and why? Recent research combining genetics, fossil evidence, and anatomy is finally giving us clearer answers. And surprisingly, losing our tails may have been a major advantage. Tails: More Useful Than You ThinkIn much of the animal kingdom, tails serve important purposes. Monkeys use them...
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