T REX.
Tyrannosaurus is a genus of coelurosaurian theropod dinosaur.often called T-Rex. This creature lived throughout what is now called North America. It measured about 12 to 20 feel and weighed a massive 9,00 to 31,000. lbs. Scientist believe that this animal became extinct during the K-mass extinction, about 65 million years ago when there was a catastrophic asteroid colliding with Earth.
Tyrannosaurus is a genus of coelurosaurian theropod dinosaur.often called T-Rex. This creature lived throughout what is now called North America. It measured about 12 to 20 feel and weighed a massive 9,00 to 31,000. lbs. Scientist believe that this animal became extinct during the K-mass extinction, about 65 million years ago when there was a catastrophic asteroid colliding with Earth.