Synthetoceras tricornatus poster Mammut Dilong is a basal tyrannosaurid

Dilong is a basal tyrannosaurid from the Lower Cretaceous Yixian Formation of China

Governor Doug Ducey signed the bill into law which made this brachiosaur Arizona's official dino

Its highly specialized fur coat and fat storage would have allowed it to survive the harsh environment of the ice ages

Spinosaurus was a massive sail-backed predator that spent much of its life in the water

Synthetoceras tricornatus poster Mammut Dilong is a basal tyrannosauridThe males of this extinct ungulate were armed with a distinctive Y shaped horns that grew above its snout. Such a strange forked structure could have helped them intimidate each other to settle territorial disputes.