How is energy passed within a natural community? Readers will learn the answer to that question and more in this engaging and educational text all about food chains and food webs. From the smallest krill to the largest whale, all members of an ecosystem have a part to play. Readers will learn to identify the levels of a food chain, the producers, predators, and prey and understand the relationships between them. With vivid photographs to accompany the fascinating content, this book captures readers' imaginations while bringing fundamental science concepts to life.