This slideshow provides a brief overview of Charles Darwin and his theory of evolution, natural selection and survival of the fittest.

Find out about conservation biology as it relates to endangered and threatened species. Learn about the factors contributing to the loss of species and what efforts have helped bring some animals back form the brink of extinction.

This site from the American Institute of Biological Sciences contains articles on a wide array of issues related to species diversity and extinction. Many articles available in Spanish.

Through an interactive learning module, students investigate the importance of species richness and biological diversity.

[Free Registration/Login may be required to access all resource tools.] An organism goes extinct when all of the members of a species die out and no more members remain. Extinctions are part of natural selection. Species often go extinct...

Students research and create a brochure project on an endangered species of their choice integrating aspects of math, science, social studies, art, reading and writing. This project allows the students to make connections across the...

A collection of video lectures introducing beginning biology students to the principles of evolution, ecology, and behavior. The course was taught three times a week for a semester at Yale University. The course discusses concepts of...

The topic of endangered species is one that needs to be addressed with every student. As more and more plants and animals become extinct, learners, as inhabitants of this ecosystem, need to be aware that human actions affect the planet....

The Dodo became extinct shortly after 1640 and all that remains of them today are bones and some pieces of skin. Provided is a brief description of their location, characteristics and predators.

Two short art lessons in one that introduce young learners to the idea of extinct animals and habitats. Each student will be creating and painting a habitat and assembling an owl. This could be adaptable to use the extinct animal of your...

This site highlights the short-tailed albatross as a vanishing species. Content includes a focus on its habitat, history, causes of endangerment, and current conservation actions designed to help save it from extinction.

This resource provides a general overview of the Giant Panda.

As many species are going extinct due to healthy habitats being destroyed humans are depleting the world of its natural resources. Understand the repercussions of environmental destruction on species and biodiversity through this interview.

PBS documentary explores threats to the continuing survival of frogs at locations around the world owing to habitat loss, pollution, and a fungus called chytrid now known to be responsible for killing large numbers of amphibians. [50:31]

This is a lesson designed by a biology teacher. In it, students use maps and evidence of island age, molecular genetics, morphology, and distance apart to determine how the islands came to be occupied by different species of lizards. It...

The right whales have been driven nearly to extinction as the species preferred by commercial whalers and have been hunted in spite of international bans. There are perhaps several hundred in the western Pacific, and perhaps only a...

This site takes a long look at the manatee, including this animal's unique characteristics, habit and range. Special emphasis is placed on how and why the Florida manatee is an endangered species, and what kind of conservation efforts...

A good review of the natural history of the extinct species, the Sabertooth. Includes pictures of bones of this animal.

Kerry M. Kriger describes why frogs are on the verge of extinction and how you can help save them. [3:48]

A look at what fossil evidence reveals about the life and ecological interactions of this extinct species of a clam.