Tyrannosaurus (/ t ɪ ˌ r æ n ə ˈ s ɔː r ə s, t aɪ-/) [a] is a genus of large theropod dinosaur. The type species Tyrannosaurus rex (rex meaning 'king' in Latin), often shortened to T. rex or colloquially T-Rex, is one of the best represented theropods.

Feb 3, 2025 · tyrannosaur, any of a group of predatory dinosaurs that lived from the late Jurassic Period (about 150 million years ago) to the end of the Cretaceous Period (about 65 million years ago), at which time they reached their greatest dominance.

Aug 21, 2024 · Most people assume that the North American Tyrannosaurus rex —at 40 feet from head to tail and seven to nine tons—was the biggest carnivorous dinosaur that ever lived.

Tyrannosaurus rex is the best-known and largest member of a group of theropod dinosaurs called tyrannosaurs; its scientific name is Latin for “king of the tyrant lizards.” Since 1902 paleontologists have recognized the T. rex as the only formal member of the genus Tyrannosaurus.

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The Tyrannosaurus, commonly referred to as Tyrannosaurus rex, or T-rex, is possibly the most famous dinosaur in the world. The name is actually their genus and species name, Tyrannosaurus rex, and scientists believe there may be another species in the Tyrannosaurus genus!

Tyrannosaurus rex was one of the most ferocious predators to ever walk the Earth. With a massive body, sharp teeth, and jaws so powerful they could crush a car, this famous carnivore dominated...

Apr 1, 2014 · “Tyrannosaurus” is Greek for “tyrant lizard,” and “rex” means “king” in Latin. So, Tyrannosaurus rex was “King of the Tyrant Lizards.” When and where did T. rex live? T. rex lived about 66–68 million years ago during the Cretaceous Period in the western United States, including Montana and Wyoming. What was the world like when T. rex was alive?

Discover why this ancient predator is known as the king of the dinosaurs. A 40-foot-long predator stomps through a forested valley in what’s now western North America, following its nose: The...

Oct 27, 2024 · Tyrannosaurus Rex is the iconic dinosaur that ruled the Cretaceous Period. Learn about its origins, key facts, and unique features.