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.