Whatever Happened to the Dinosaurs? Voyager/Hbj Book Binding: Paperback Publisher: Houghton Mifflin Harcourt Publish Date: 1987/09/01 Synopsis: A humorous speculation on what really happened to make the dinosaurs disappear. Language: ENGLISH Pages: 32 Dimensions: 8.25 x 10.00 x 0.25 Weight: 0.30