Tyrannosaurus rex, also known as Tyrannosaurus rex, belongs to the largest Tyrannosaurus family, and its name means tyrant lizard. It is one of the largest carnivores and the most famous carnivorous dinosaur in history. It is one of the latest dinosaurs, with a body length of12 ~14.6m (the maximum bending length is15.3m). The average hip height is 4.3 meters and the highest is 5.2 meters. The average height is 5 meters and the maximum height is 6 meters (from the ground to the head). The average weight is 9 tons, the maximum weight is 14.86 tons and the head length is 1.3- 1.6 meters. The bite force ranks first among terrestrial creatures and carnivorous dinosaurs (the bite force can reach 200,000 Newton), and it is also the strongest carnivorous dinosaur.