Presents an introduction to prehistoric beasts, providing information on their body mass, skull size, speed, and how long they existed, including gastornis, macrauchenia, saber-toothed tiger, entelodont, and more.
Examines ten of the most dangerous dinosaurs including the Deinonychus, Tyrannosaurus Rex, and Troodon, and describes their body mass, jaw power, and hunting skills.
