For 150 million years, dinosaurs were the undisputed rulers of the Earth. Today, these great lizards still fire our imaginations. This Dinosaurs app profiles the creatures that lived during the age of reptiles, from the Tyrannosaurus Rex, Stegosaurus and Diplodocus to huge birds of prey to ferocious sabre-toothed cats. The entries are grouped chronologically, with examples drawn from the Permian, Triassic, Jurassic, Cretaceous, Tertiary and Quaternary Periods. Each dinosaur or other prehistoric creature is illustrated with a full-colour artwork, along with an information box detailing the fossil location, the dinosaur