ANNA CLAYBOURNE is the author of numerous books on the natural world for young readers, including Don't Read This Book Before Bed, the popular 100 series (100 Scariest Things on the Planet, 100 Most Awesome Things on the Planet, 100 Most Dangerous Things on the Planet, etc.); the Usborne Internet-Linked Encyclopedia of Planet Earth; Cheetah: Natural World Series; the Survival Skills Handbook; and many more. Claybourne started her career as a trainee staff writer and later became a self-employed freelance writer and editor. She writes on almost any subject but specializes in science and nature, and has written many children's books on wild animals (especially predators), volcanoes, earthquakes, and other natural disasters.