Baculum: what is it and why don't humans have one?

An unusual bit of anatomy only found in certain animals

Stars Insider

29/10/24 | StarsInsider

LIFESTYLE Wildlife

The baculum is a bone only found in certain mammals. Isolated and unusual, it serves a unique purpose. And here's the thing: humans used to have one! But over millions of years, we lost it. So, what happened, and why?

Click through and trace the fascinating evolutionary story of the baculum.

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