Presents information about dinosaurs, covering such topics as their evolution, size, speed, predatory behavior, protective outer layers, and possible reasons for their sudden disappearance sixty-five million years ago.Title Biggest, Baddest Book of DinosaursAuthor Hanson, Anders Mann, ElissaPublisher Abdo GroupPublication Date 20120801Number of Pages 24Binding Type LIBRARYLibrary of Congress 2011050918,