Dinosaurs: T. rex had more powerful jaws than its theropod ancestors

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Theropod dinosaurs, including carnivores like T. rex and herbivores like Therizinosaurus, evolved deeper and stronger jaws over the course of the dinosaur age
Dinosaurs: T. rex had more powerful jaws than its theropod ancestors
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Dinosaurs: T. rex had more powerful jaws than its theropod ancestors
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Dinosaurs: T. rex had more powerful jaws than its theropod ancestors
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Dinosaurs: T. rex had more powerful jaws than its theropod ancestors
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