Zoology: Inside the Secret World of AnimalsSee the animal kingdom in all its glory, from jellyfish to polar bears, with up close details of their unique features from head to toe. Filled with magnificent photographs that were specially commissioned for this book and cannot be seen anywhere else. Written in association with the Smithsonian Institution. This visual reference book starts with the question what is an animal? and takes you through the animal kingdom mammals, reptiles, birds, and