Cretaceous Tyrannosaurus rex

Cretaceous Tyrannosaurus rex

The Tyrannosaurus genus is a member of the Tyrannosauridae family, and the only valid species is the type species Tyrannosaurus rex, also known as the Rex dinosaur. It is a large carnivorous dinosaur with a length of about 15 meters, a hip height of about 5 meters, and a weight of about 8 to 13 tons. Tyrannosaurus lived in the Maastrichtian stage of the late Cretaceous period, approximately 67 to 66 million years ago, and was one of the last dinosaur populations before the Cretaceous Tertiary extinction event. Fossils are distributed in the western United States and Canada in North America, with a wider distribution range than other tyrannosaurids.