The bestselling I Wonder Why series has the answers to all the questions you’ve ever wanted to ask about the natural world, history, space, and more!What do all birds have in common? Why do leopards have spots? Which fish can climb trees? Learn the answers to these questions and more in this fascinating question-and-answer book all about animals. Information is presented in bite-sized nuggets, making it ideal for reading aloud.Vibrant illustrations by Gareth Lucas bring the a