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
Tyrannosaurus
Was Spinosaurus Bigger Than T-Rex?
Tyrannosaurus rex, Theropods Wiki
Tiny Tyrannosaur Hints at How T. Rex Became King - The New York Times
As Theropods Evolved their Jaws got Stronger
Carcharodontosaurus
Tyrannosauridae - Wikipedia
Major Groups of Dinosaurs - Fossils and Paleontology (U.S. National Park Service)
Debunking dinosaur myths and movie misconceptions
Between a T. Rex's Powerful Jaws, Bones of Its Prey Exploded - The New York Times
What are the differences between Deinocheirus and T-rex? - Quora
T. Rex's Tiny Arms May Have Been Vicious Weapons
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