An adult Tyrannosaurus can grow up to 40 feet long and weigh up to 7 tons. rex is arguably the most famous dinosaur on the planet. Well known for having the strongest bite-force of any known terrestrial predator and a contender for the largest carnivorous dinosaur, T. It lived 68 to 66 million years ago in the woodlands of the Hell Creek Formation. It was discovered by Barnum Brown in 1902 and described by Henry Fairfield Osborn in 1905 based on a partial skeleton.
Animal Description: Tyrannosaurus rex is a large carnivorous theropod dinosaur from the Late Cretaceous period of North America.
