DISCOVERING DINOSAURS features spectacular illustrations of nearly 140 species, including all of the top dinosaur discoveries through 2015—written and illustrated by two of the world’s top dinosaur experts and artists. With a stunning oversized format that showcases Bob Walters' and Tess Kissinger’s award-winning illustrations, and a textured dinosaur-skin-like book cover, kids will not want to put the book down! Hardcover. Written by world-renowned paleontologist Bob Walters, Illustrated by Tess Kissinger. Suggested ages 10 and up.