AcrocanthosaurusAcrocanthosaurus was a very large theropod allosaurid dinosaur from North America during the Early Cretaceous Period about 112 million years agoBrachiosaurus disappear in a caveWonderful Brachiosaurus go through a cave. The sunset missed the picture beautiful colors. Tyrannosaurus Rex 3Tyrannosaurus rex meaning "king tyrant lizard" , also known colloquially as T. rex, was a giant carnivorous theropod dinosaur that lived from 68-65 million years ago.
