Discusses the theory of evolution and highlights some of the prehistoric animals that populated the Earth before the dinosaurs, from trilobites and agnathans to early amphibians and reptiles.
Contains over two thousand facts about prehistoric life, and features color illustrations and general information on dinosaurs, early mammals, prehistoric people, reptiles, and amphibians.
Text and illustrations present the life of the prehistoric animal known as the megalodon, including information on how it looked, along with its behavior. Written in English and Spanish.
Text and illustrations present the life of the dinosaur known as the iguanodon. Includes information on how this prehistoric animal looked, along with its behavior. Written in English and Spanish.