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Chapter 4 - Water Habitats




Unit B - Homes for Plants and Animals

Chapter 4 - Water Habitats

Discover the fresh and saltwater habitats that support the great diversity of plants and animals throughout the world. Learn about water, air, and land pollution and what humans are doing to care for these habitats.


Hands-on Activity

Make Your Own Marine Biology Stationery

Hide your notes in seaweed, send a deep-sea snapshot, or let an cockeyed squid deliver your message. Just add your name and address to these colorful stationery files.



Going Going Gone

Today, species are becoming extinct—disappearing from our planet—at a faster rate than ever before. What's behind this increase, and what can be done to slow or stop it? 



Work the System!

Did you know that forests with leaves above the water can grow in the ocean? Grab the magical magnifying glass, and see how many different plants and animals you can find in this virtual mangrove swamp. 



Journey to the Bottom of the Sea

Did you know sound moves five times faster in water than in air? Or that cleaner fish have "cleaning stations" where they remove parasites? Deepen your knowledge with this ocean life challenge. 

Reference List

Ocean Books

Explore the ocean's depths. Make your own diving bird mobile or Treasure Island map. Discover what sharks eat—and how it tastes. And set your mind afloat with these 12 kid-friendly books.


Young Naturalist Awards Essay

Life in a Vernal Pool

Come exploring with this 9th-grader from Texas as she watches a thriving vernal pool habitat rise up from an area of dried-up muddy earth—and then disappear once again.

Reference List

Ocean Life Web List

Solve the mystery of the sick killer whales. Send questions to a marine biologist. Explore the secrets of the ocean realm. And learn how to protect the world's waters with this library of links. 

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