Journey back in time to the age of the dinosaurs, the biggest, scariest creatures the world has ever known. Which dinosaurs hunted in packs like wolves? What was the deadliest dinosaur of them all? Which were the very largest species? Not all dinosaurs were bloodthirsty meat-eaters, but all were armed and dangerous. You are advised to keep well clear as we tour the world of the dinosaurs, taking a detailed look at all the most amazing species. PLEASE NOTE: When you purchase this title, the accompanying reference material will be available in your My Library section along with the audio.