Book excerpt: Did you know that polar bears have black skin? Or that crocodiles cry whenever they eat? Or that butterflies taste with their legs? From pottering penguins to sluggish sloths, this book is packed with 500 fascinating facts about all your favourite animals! Explore the great diversity of the animal kingdom in this wonderfully illustrated book, including incredible information, useful infographics and pictures of these incredible creatures. This handy guide is perfect for readers aged 8+.