At first, dinosaurs seem like the product of a wild imagination - how could such weird and wonderful creatures ever have existed on our Earth 65 million years ago?
Before the extinction event that changed their world forever, dinosaurs and their reptilian relatives of the sea and sky ruled the prehistoric world. From Allosaurus to Zuniceratops, travel back in time to the age of the dinosaurs with the How It Works Book of Dinosaurs and discover the “terrible lizards” for yourself.
We've gathered together some of the most amazing creatures and got right under their skins so we can demonstrate to you how they work. Did the Tyrannosaurus rex
hunt or scavenge? Why did herbivores grow so massive?
