The Tyrannosaurus rex primarily used its teeth to defend itself. The T-rex was a predator, and the structure of its teeth and skull allowed it to defend itself well. More »

The Tyrannosaurus rex was a carnivore and one of the largest meat-eating dinosaurs on Earth. It could consume nearly 500 pounds of meat in a single bite. The term "tyrannosaurus" means tyrant lizard. More »

A Tyrannosaurus rex stood about 15 to 20 feet tall, or 4.6 to 6 meters high. Its length was about 40 feet, or 12 meters. More »

A Tyrannosaurus rex stood about 15 to 20 feet tall, or 4.6 to 6 meters high. Its length was about 40 feet, or 12 meters. More »

Tyrannosaurus rex primarily ate herbivore dinosaurs, including the Edmontosaurus and the Triceratops. Studies suggest that the Tyrannosaurus rex also practiced cannibalism. Paleontologists believe that if two Tyrannosaur... More »

The Tyrannosaurus rex, like other dinosaurs and their surviving modern-day bird relatives, reproduced sexually. The female then laid fertilized eggs from which newborn tyrannosaurs would hatch. More »

The Tyrannosaurus rex was a carnivore and one of the largest meat-eating dinosaurs on Earth. It could consume nearly 500 pounds of meat in a single bite. The term "tyrannosaurus" means tyrant lizard. More »