The Tyrannosaurus Rex was one of the largest, most powerful, and most feared dinosaurs. Scientific tests have shown that the T-Rex had the greatest bite force of any dinosaur. Its cone-shaped, serrated teeth were continually replaced. Some researchers suggest its stomach held nearly 500 pounds of meat at once.
Name means: “Tyrant Lizard King” Period: Late Cretaceous (65 million years ago) Length: 40 feet Height: 17 feet Weight: 12,000 pounds