Ask a Paleontologist: What Did Dinosaurs Eat?

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This post, the third in a series, explores one of 30 videos in the Dinosaurs Explained series on 

What did extinct dinosaurs eat—and how do we know it?


Allosaurus (Hall of Saurischian Dinosaurs)

Paleontologists have long inferred dinosaurs' diets based on the shape of the teeth. But what other evidence is there? Find out more from Michael J. Novacek, the Museum's provost of science, and Mark A. Norell, chair of the Division of Paleontology, in this video.