Explains the concept of a food chain and how plants, animals, and humans are ecologically linked

In Ocean Food Chains, early fluent readers explore the ocean biome and the food chains it supports. Vibrant, full-color photos and carefully leveled text engage

The Great Barrier ReefÊ teems with life. From algae to a grey reef shark, the animals in this book are linked together in a food chain. Each one of them needs

An Interactive Journey up the Food Chain Animals are adorable, but they also have a wild side. Many hunt to survive—and must avoid being hunted. This kid-frie