Did you know that not all dinosaurs were green and scaly, some were ginger and feathered, or that they didn't all roar, they cooed like pigeons, or that the ultimate prehistoric predator was actually not a dinosaur? What do you THINK you know about Tyrannosaurus rex ? Test your knowledge on Tyrannosaurus rex and 7 more dinosaurs in the Ultimate Dinosaur 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.