Imagine walking down the street and running into an Ankylosaurus. Its heavy, plated body and thick spines would surprise anybody! But despite its size and armor, this 'stiff lizard' could move pretty quickly when it needed to. Discover how Ankylosaurus continues to surprise scientists--and unsuspecting readers--to this day. The Exploring Dinosaurs and Prehistoric Creatures series is the first stepping-stone in developing a child's knowledge of prehistoric natural history. By learning about the incredible creatures of the past, readers begin to understand modern-day animals as well as the delicate balance of the world's environments. From the habitats of prehistory to the fossil hunters of the early twentieth century and the revolutionary discoveries of today, these books present a wealth of information about dinosaurs and other prehistoric creatures, how they were discovered, and the mysteries of their ancient worlds.