The Real Reason Humans Have Those Sharp Front Teeth

We share our sharp canine teeth with lions, hippos, and other mammals. But believe it or not, they have nothing to do with tearing into meat. Instead, our ancestors originally used them to fight for mating rights, and they shrunk over time as we stopped using our teeth as weapons.

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The Real Reason Humans Have Those Sharp Front Teeth

Видео The Real Reason Humans Have Those Sharp Front Teeth канала Science Insider