DID YOU KNOW THAT. .. The STEGOSAURUS had a BRAIN the size of a WALNUT, or that there used to be SCORPIONS that grew to over TWO METRES in LENGTH?DO YOU WANT TO KNOW . .. Which PREHISTORIC animals DINOSAURS used to be AFRAID of?AMAZE YOUR FRIENDS . .. By TELLING them about FEATHERED DINOSAURS, GIANT MILLIPEDES and FLYING GIRAFFES!This book is packed with the wildest, weirdest, funniest, filthiest, foulest, wisest, grossest, brainiest, oldest and best facts about the prehistoric world.