Scientists conclude dinosaur had gum disease after biting

By Cheng Yingqi | China Daily | Updated: 2013-06-04 08:14

Scientists conclude dinosaur had gum disease after biting

An impression of a Sinosaurus with dental disease. Provided to China Daily

About 190 million years ago, a dinosaur got a toothache after biting into something hard. In fact, the damage was so bad, it damaged the gum.

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