Books in Av2 Ecosystems series

This part of the Ecosystems series. Polar region ecosystems are not as diverse as those in other parts of the world. However, they are home to many different types of animals, fish, birds, plants, and marine organisms. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slide shows, activities, hands-on experiments, and much more.

This part of the Ecosystems series. Polar region ecosystems are not as diverse as those in other parts of the world. However, they are home to many different types of animals, fish, birds, plants, and marine organisms. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slide shows, activities, hands-on experiments, and much more.

An estuary is a body of water where fresh water from rivers mixes with the salt water of the ocean. An estuary may also be known as a bay, harbor, inlet, lagoon, or sound. Estuaries are home to a variety of plants and animals. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slide shows, activities, hands-on experiments, and much more.