Washoe County Library System

"Marine biologist Brent Hughes discovered a surprising connection between sea otters and sea grass at an estuary in northern California. Follow science in action as Hughes conducts the research that led to this major discovery."--

A simple introduction to food chains and webs, featuring both herbivores and carnivores and discussing energy, food production, and decomposition in various ecosystems.

Provides an overview of soil, discussing its formation, composition, and uses.

Explores the pond ecosystem, discussing where ponds are found, how a pond develops, and the interdependence of the plants and animals that live in and around it.

Describes the plants and animals which live in coral reefs, where these reefs are located, and why they are so full of life.

Describes the climate, soil, plants, and animals of North American deserts and the ways in which the plants and animals depend on each other and their environment to survive.

Explains how desert animals get their energy from food chains.