How long was the biggest Diplodocus? What did they eat? Find this out and much, much more AND don't stop there! There are 7 other Ultimate Dinosaurs to discover in the series. Pop a dinosaur in your pocket! Introductions from Chris Packham, Steve Backshall and Dr Jane Goodall. These are the most up-to-date dino books in 66 million years, also available in audio download! TV scientist, Professor Ben Garrod, is proud to be a geek as he mixes top level science and humour to prove that science is for everyone . Looking at the evolutionary arms race, prey, predators, place, time, groups and species, Ben reveals new-look dinosaurs. Additional sections include: Ask an Expert, New Science and Fossil Finder as well as quizzes to test your dinosaur knowledge.