Meet Cobalt, forty foot long, seven-ton apex predator. Cobalt is aTyrannosaurus rex, the most famous dinosaur of all. He is trying to stake out a territory of his own. Not an easy task, even for aT. rex! Cobalt's world is one where his food can bite back and meeting anotherT. rexcan be more dangerous than anything else. This educational graphic novel brings the Cretaceous world and the King of the Dinosaurs,Tyrannosaurus rexto life, like never before.