Evolution Explains Why We Still Have Butt Hair | Motherboard

by Rachel Gertz

“Hello Derek. Bev here. First time, long time. I’m 99.999999999999999999999999% sold on evolution, but then I think about how we still grow hair in our ass crack. The fuck’s up with that? I’ma hang up and listen now. Thanks!”

Good question, Bev. Good one indeed.

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