This fossil reveals how dinosaurs peed, pooped and had sex

Exposing the Big Game

https://www.cnn.com/2021/01/19/world/dinosaur-fossil-sex-study-scn/index.html

By Katie Hunt, CNN

Updated 11:00 AM ET, Tue January 19, 2021This Psittacosaurus fossil, in the collection of the Senckenberg Museum of Natural History in Frankfurt, Germany, preserves the only known dinosaur cloacal vent.This Psittacosaurus fossil, in the collection of the Senckenberg Museum of Natural History in Frankfurt, Germany, preserves the only known dinosaur cloacal vent.

(CNN)We know a lot about dinosaurs — whatthey looked like,what they ateandwhat killed them off– but no fossils have definitively preserved two dinosaurs in the act of mating.However, a fossil from China of a Psittacosaurus is so well preserved that the opening the Labrador-size dinosaur used to pee, poop and reproduce is visible, allowing paleontologists to study it for the first time.While it doesn’t offer any concrete answers on how dinosaurs may have procreated, it does give some hints.”We don’t have any dinosaur fossils where you can be confident they’ve been caught in the act,” said Jakob Vinther, a paleontologist and senior lecturer at the University of Bristol’s…

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