Dinosaur with oldest EVER 'belly button' seen in 125-million-year-old fossil from China - Daily Mail

Dinosaurs don't have umbilical cords, unlike humans. This navel mark was discovered in the genus Psittacosaurus.

The oldest belly button ever was found by paleontologists on a 125-million-year-old fossil of a biped in China.   The barely perceptible navel mark belongs to a reptile in the genus Psittacosaurus t… [+2660 chars]

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