Meet the red-ruffed lemur, discover fascinating facts, and learn about their physical characteristics, diet, habitat, behavior, and conservation status.

Meet the komodo dragon, discover fascinating facts, and learn about their physical characteristics, diet, habitat, behavior, and conservation status.

Meet the Sumatran tiger, discover fascinating facts, and learn about their physical characteristics, diet, habitat, behavior, and conservation status.

The Green Guide offers environmental advice with regard to home and garden, travel and transportation, and food. For example, find ways that you can make over your living room, or add home insulation, or buy a television the green way.

[Free Registration/Login Required] This essay on Theodore Roosevelt explains how he evolved into a leader who put forth and supported progressive ideas as president and later in life. Read about his political experience as a reformer...

Features amazing 360 degrees interactive panoramas for students to help them better understand ecological variation on our planet. Searchable by biome/ecosystem type, location, or ecological phenomena they depict.

Article reports on California Governor Jerry Brown's mandatory water restrictions resulting from the state's ongoing drought. Includes video.

Online resource for students and teachers to see information on icebergs, fisheries, coral reefs, waves, currents and more. Provides teachers with learning activities. Has its own ask-an-expert site (Ask Dr. Bob), and provides real-time...

Teachers can start this project at any time and no registration is required. Students collect data about water usage for themselves, their homes and their class. They analyze it, make predictions about it, and submit the data to the...

Wells are extremely important to all societies. Find out how wells are dug today and peruse the list of the different types of wells and the methods used to dig them. Click Home to access the site in Spanish.

Earth Day is a worldwide celebration held annually on April 22nd. The purposes of Earth Day, the history of and the various activities held around the world are described. Activities and projects that can be done daily or year round are...

This vast collection provides information on careers for those with training and interest in art history, outside of the world of universities.

Do you know how to tell the difference between a frog and a toad? This site provides interesting facts and information about this type of amphibian from where they live to what they eat and more.

Come and check out this awesome resource on orangutans. Students who need help narrowing their informational search will benefit from this clear and concise resource.

Gray wolves were a frequent sight on the American plains, however, they are now an endangered species despite attempts to reintroduce them to their former habitats in the continental United States. Learn about their natural history in...

Learn about how and where tigers live when you explore this resource. You can also investigate how tigers communicate with each other, enemies, friends, and humans through this site.

Buddhist monk, at study.

Photograph of two emerald glass frogs.

The Encyclopedia of Life presents this in-depth overview of Silk Trees (Albizia julibrissin), including their habitats, size, conservation status, and much more. Images of this species and maps of its global distribution can also be...

The Encyclopedia of Life presents this in-depth overview of Star-nosed Moles (Condylura cristata), including their habitats, size, conservation status, and much more. Images of this species and maps of its global distribution can also be...

The Encyclopedia of Life presents this in-depth overview of Corn (Zea mays), including their habitats, size, conservation status, and much more. Images of this species and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Cotton (Gossypium), including their habitats, size, conservation status, and much more. Images of this genus and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Tobacco (Nicotiana tabacum), including their habitats, size, conservation status, and much more. Images of this species and maps of its global distribution can also be found here.

The Encyclopedia of Life presents this in-depth overview of Domestic Goats (Capra hircus), including their habitats, size, conservation status, and much more. Images of this species and maps of its global distribution can also be found...