Engaging text highlights the life cycle of sea urchins, from birth through adulthood. This book's easy-to-read text and full-color photographs bring this animal's world to life, introducing readers to the sea urchin's diet, habitat, and enemies and threats. Sea urchin size, body description, and family are also discussed. A diagram helps readers identify body parts, from its mouth to its test. Fast Facts are great for reports, while Fascinating Facts expand readers' knowledge of sea urchins. Bold glossary words and an index enhance reader comprehension. Buddy Books is an imprint of ABDO Publishing Company.