From whales to worms and snakes to stinkbugs, every creature ever discovered has been identified and added to a group within the animal kingdom. Scientists use this classification system to help them research, discover and save species. This children's book showcases the amazingly diverse range of animals found around the world and the different features that help determine their place in the animal kingdom. We see the similarities, differences and connections between animal groups, and discover how classification helps scientists conserve animals and their habitats. 'Odd-one-out' examples tell of peculiar animals that don't quite fit the natural order, such as...