Provides an overview of the Mesozoic Era, its time frame, geological and tectonic activities, the climate, plants and animals, and extinction events towards the end of this era.

Describes plants and animals that lived during the Ordovician Period, where it falls in the geologic time scale, tectonic activity happening then, the climate and environment, and extinction events.

Provides a detailed discussion of the Paleozoic Era and a timeline of its periods and epochs. Looks at geological and tectonic events, climate changes, flora and fauna, and a mass extinction event.

Presents some facts about conodonts, extinct eel-like animals whose fossils have been found in Indiana's marine sedimentary rocks. Their important role in geologic research is also discussed.

Read about the program that effects animals from becoming extinct. There are links to other organizations that work with the program.

This open-source encyclopedia offers a detailed overview of the tiger. Content includes a look at this animal's physical description, method of killing, various subspecies, and the use of tigers in literature.

[Free Registration/Login may be required to access all resource tools.] For life to evolve from simple single-celled organisms to many millions of species of prokaryotic species to simple eukaryotic species to all the protists, fungi,...

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...

Find out about the Yukon Horse, an extinct animal that covered much of North America at one time.

This personal webpage is a brief description of the Thylacine, or Tasmanian Tiger.

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....

[Free Registration/Login Required] This nonfiction passage gives information about animals that are on the brink of extinction, including the following: bald eagle, grizzly bears, Hawaiian sea turtles, and Southern sea turtles. This...

Get profiles of 10 different examples of Australia's extinct megafauna. Each profile includes a picture of what the animal looked like.

General site describes history and origin of the Mammoth. Includes links to paleontology, geology and archeology sites that are related to the study of the Mammoth.

Educational resource that provides highlights on the addax, an antelope-like mammal that is on the verge of extinction. Content includes facts on its appearance, habitat, and feeding habits.

Kids learn about the American Bison, giant buffalo that ran in huge herds until nearly hunted to extinction.

Dinosaurs: Kids learn about these ancient animals that wondered the Earth thousands of years ago. We know about them from studying fossils.

Kids: What is an endangered animal? Many species are in danger of becoming extinct. How can we help?

The Dinosaur Museum is located in Blanding, Utah. Use this site to learn all about the exhibits and dinosaur information.

[Free Registration/Login may be required to access all resource tools.] An overview of the major trends in animal evolution.

This is a resource on the giant panda. It has excellent facts and information, captivating photographs, and an interesting video. [1:27]

This animation, in a storybook format, discusses a wide variety of prehistoric animals from the mammoth to the mastodon.

Endangered species are animals, plants or other life forms facing a high risk of extinction in the wild. Learn about some endangered species in Wisconsin.

Uncover discoveries from the past by learning about the prehistoric Jefferson's ground sloth. Includes information about the time period, physical characteristics, fossil specimens, feeding habits, and habitat.