TIL humans are the only animal with a chin. We aren't sure why.
TIL humans are the only animal with a chin. We aren't sure why.
www.smithsonianmag.com A Chin-Stroking Mystery: Why Are Humans the Only Animals With Chins?
It's an evolutionary conundrum, and scientists are still divided over the answer
You're viewing a single thread.
153
comments
Of course we know why. So that evolution could result in the universe's most perfect being.
Groovy
Of course we know why. So that evolution could result in the universe's most perfect
beingpatchwork.If Chins Could Kill
You've viewed 153 comments.