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
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Yet again proving Chads are the pinnacle of evolution
Everything alive today is the pinnacle of evolution.
A chihuahua is not a pinnacle of anything.
Dude, don't disparage the chihuahua. They're the pinnacle of anxiety; something many of us can relate with.
Nah, I'm of the view that evolution doesn't grow upwards, but sudeways. We are at the edge.
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