You read that right. Scientists discovered the perfectly preserved cloaca of an incredible psittacosaurus specimen.

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Sources:

https://www.livescience.com/first-din...

Art Credits:
Mating Psittacosaurus by Bob Nicholls/Paleocreations.com 2020
Fossil Psittacosaurus pictures by Jakob Vinther
Ceratopsians by Julius T. Csotonyi