Triceratops Had Up to 800 Teeth and Replaced Them Throughout Its Life

Triceratops was one of the last non-avian dinosaurs to roam Earth before the mass extinction. It had a battery of up to 800 teeth arranged in stacks, constantly being replaced as old ones wore down from chewing tough vegetation — similar to shark teeth. Its three horns and large frill were likely used for both species recognition and combat, as fossilised skulls show healed puncture wounds from horn-to-horn fighting.

Source

Farke, A.A. et al. (2009). Evidence of Combat in Triceratops. PLoS ONE.

Details

Published: April 21, 2026
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Dinosaur Dinosaurs Triceratops Herbivores Ceratopsians

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