ATyrannosaurus Rex weighs more than 10,000 pounds!And it is bigger than our school and longer than 10 cars! It is a meat eating Dinosaur if one of its teeth fell out out a nother tooth would grow out 10 times faster as a human tooth. Also the Tyrannosaurus Rex also ate plant eating Dinosaurus. It lived around 75 million yers ago from today. Imformation was found at Facts4me.com