Tyrannosaurus rex was one of the largest known theropod dinosaur. It lived in what is now western North America in the latest Cretaceous Period (68-66 million years ago). Tyrannosaurus rex, often called ‘T. rex’ because it is shorter, lived right up to the end of the Cretaceous Period, so was one of the last dinosaurs to have lived on earth.
This model is 7 inches long and 4 inches high. Like many living lizards, it is a dark green in its upper parts, and a light tan color underneath.