From scaly alligators to furry pandas, and from sprinting cheetahs to swooping owls, the world of animals is wonderfully diverse. This popular series travels the planet to study these and other fascinating mammals, birds, reptiles, fish, and invertebrates. Beautiful photos are paired with STEM-appropriate text to examine the featured creature's appearance, habitat, behaviors, and life cycle. Each reissued title also presents a folk story that people have used to help explain the animal's appearance or behavior. This revised edition surveys key aspects of killer whales, describing the carnivorous marine mammals' appearance, behaviors, and habitats. A folk tale explains how these creatures came to be.