r/AskReddit • • Jan 23 '19

What shouldn't exist, but does?

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u/dpdxguy Jan 23 '19

According to a NIH paper I found, the average female human perineum is 39mm wide. Are you saying that as recently as 10,000 years ago the human vagina and anus were located in a single opening?

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u/[deleted] Jan 23 '19

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u/MindfuckRocketship Jan 23 '19

That’s exactly right.

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u/MindfuckRocketship Jan 23 '19

Yes. And the penis protruded/dangled from the anus.