Learn about the Great Egret through this Nature Works site. Students will access information about characteristics, life cycle, habitat, range, behavior and diet through this source.

[Free Registration/Login Required] Students read about how different types of animals prepare for winter. A question sheet is available to help students build skills in classifying and categorizing.

Come and listen to a Red-Bellied Woodpecker's song and call through this resource. Students and teachers will find information on this species' ranging from habitat and life cycle to characteristics and behavior.

This is an excellent resource on the life and work of the Swiss educational psychologist Jean Piaget (1896-1980).

Read about the life and work Ernst Mayr, one of 20th century's leading evolutionary biologists.

Discover the fascinating world of the stingray by learning about its distribution, behaviors, habitats, geological time periods, and classification through videos, news, photos, descriptions, and external links.

Everything you ever wanted to know about your favorite arthropod, the millipede! The site has pictures, information, world records, etc.

What is a reptile? Use this resource to understand the basic facts of all reptiles and click to detailed information on many specific types.

In this site, you will be introduced to some of the more common organisms found in a pond. Contains a thorough guide to small and microscopic pond life with links to other descriptive sources.

A collection of teaching resources to help students explore plants! Resources investigate anatomy of plants, reproduction and life cycles, fruits, seeds, classification, photosynthesis, factors that affect plant growth, and respiration....

Outlines the characteristics of the bottlenose dolphin, including classification, habitat, behaviors, and conservation.

Outlines the characteristics of the killer whale, including classification, habitat, behaviors, and conservation. Helps students identify with whales with a list of "Books for Young Readers." Information at a level of upper intermediate...

Get the facts about the Downy Woodpecker, eastern North America's most common woodpecker. Besides finding a detailed physical description of the smallest member of the woodpecker family, you'll also learn about some of this bird's unique...

The Dirksen Congressional Center provides abundant lesson plans on all aspects of the US Congress and the US Constitution. All lessons contain time frames, objectives, and links to material, and are built around Bloom's taxonomy.

How many species of sharks are there in the world of water? Students will discover how and where sharks live, what they eat and how they socialize through the exploration of this resource.

Learn about viruses of humans and other animals, the Baltimore classification system, and the HIV life cycle.

Resource provides a general description of marine worms, including sand worms, tube worms and clam worms.

Selected species of sharks and rays are described and illustrated with photographs.

Here are some interesting photos of and a detailed fact sheet on the Beluga whale.

How do whales sleep? How do whales use sound? Discover the answers to these questions and many more as you peruse this site. Includes various links on information and images of many species.

BBC Wildfacts profiles the eastern kangaroo of Australia with photographs and a fact sheet.

When we hear of whale song, we typically think of the Humpback whale. Read this detailed fact sheet to see what else you can learn about this famous whale.

Tardigrades are ancient, fascinating creatures that can survive conditions that would kill most life forms, including extreme heat and absolute zero, extreme pressure and a vacuum, and deadly radiation. They can even survive being...

Outlines the characteristics of the manatee, including classification, habitat, behaviors, and conservation. Helps students identify with manatees with a list of "Books for Young Readers." Information at a level of upper intermediate or...