A new and updated introduction to different dinos--and the people who discover and study them--from beloved nonfiction picture book master Gail Gibbons! Who discovers dinosaurs? What happens to a dinosaur bone when it's found? What exactly were dinosaurs, anyway, and how many different kinds were there? In this simple-but-thorough book, Gail Gibbons covers the basics of paleontology, dinosaurs, dinosaur families and evolutions, and the K-T extinction. This new and updated edition features the latest information on dinosaurs and how scientists study them. With kid-friendly text, clearly labeled illustrations, and name pronunciations, Gail Gibbons makes the science of dinosaurs accessible to the youngest dino fanatics.