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Why Some Humans Are Born With Tails
There's a whole lot about the human body that hark back to a time where we were a lot more primitive. We're talking tails, extra organs, and that's just the beginning. Trace breaks down some of the coolest human vestigial traits.
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Why Some Humans Are Born With Tails
There's a whole lot about the human body that hark back to a time where we were a lot more primitive. We're talking tails, extra organs, and that's just the beginning. Trace breaks down some of the coolest human vestigial traits.
Date: 6/3/13
Views: 25185
Video by:  Revision3
 
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