Sharks inspire awe and mystery as apex predators of the ocean, but their world holds far more than meets the eye. This high-school nonfiction title provides an in-depth look at the life cycle, diet, anatomy, and habitat of these incredible sea creatures. Conservation efforts and the shark's significance in human culture and ecosystems are also featured. Captivating photos and intriguing facts are accompanied by sidebars, a glossary, selected bibliography, websites, and an index.