ecology

Describes the fragile ecosystem of oceans.

Describes the fragile ecosystem of coniferous forests.

Describes the fragile ecosystem of a tundra.

A cumulative story that introduces plants and animals that make up the chain of life in the southwestern desert.

Examines the various animals that inhabit the world's rainforests and discusses the food chain and what happens to a food web when a food chain breaks down as well as methods that can be taken to protect the rainforest food chain.

Full-color, illustrated photographs that describe the many mysteries of tropical rainforests and the connections between plants and animals.

This book introduces biomes, showing and describing the main kinds and discussing their location, climate, and plant and animal life.