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Contact: Kendra Snyder
American Museum of Natural History

Tyrannosaurus rex

Caption: Tyrannosaurus rex, shown in this artistic illustration, is part of the carnivorous groups of dinosaurs that, according to new research, maintained a stable level of biodiversity leading up to the mass extinction at the end of the Cretaceous.

Credit: AMNH/J. Brougham

Usage Restrictions: Can be used as long as appropriate credit is given.

Related news release: Were dinosaurs undergoing long-term decline before mass extinction?

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