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 the ...

Artwork: T. rex was a formidable predator during the Cretaceous Period As a big, active predator, the mighty Tyrannosaurus rex needed a way to cool down. Now, scientists say that two large holes ...

a close relative of Tyrannosaurus rex, that lived more than 70 million years ago in what is now the Mexican state of Coahuila de Zaragoza, during the Cretaceous period. These bones were discovered ...