In this fascinating collection of origami projects, John Montroll, one of America's foremost origami artists, teaches you to create models of the world's most celebrated extinct animals, each folded from a single square sheet of paper. Paper crafters can make amazingly detailed paper replicas of the Tyrannosaurus, the Stegosaurus, the Pterodactylus, the Triceratops, the Apatosaurus, and many of the other monsters that seize the imaginations of children and adults alike.