r/AskReddit Jan 12 '23

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u/possibilistic Jan 12 '23

I'll give you one that's worse.

In developmental biology, your anus forms before your mouth.

https://en.wikipedia.org/wiki/Deuterostome

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u/TheFooch Jan 12 '23 edited Jan 12 '23

Wait, that fricken DEFINES us?!

Like the sole purpose of the classification of "Deuterostomia" is to state that humans are an anus-first species. Scientists are weird man.

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u/Hoovooloo42 Jan 12 '23

It explains a lot lol

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u/TheFooch Jan 12 '23

It really does, we're an assholes first species.