"Welcome to the secret world of skeletons! From the largest elephant to the smallest mouse, each animal is different, and that goes for their bones, too! Meet a whole host of amazing skeletons and learn about what makes each one unique, from how to tell a gorilla from a human to how to recognize a turtle just from its skull. Lift the flaps to discover each skeleton's animal owner, and find out amazing anatomy facts along the way! Can you work out...