Through fossils scientists have been able to study the evolution of whales. Read this article to take a closer look at the details.

Is it a feathered dinosaur, or the ancestor of birds? Find out about the Archaeopteryx lithographica whose fossil remains show feathers similar to that of a bird, and whose skeleton resembles that of a dinosaur.

The Grand Canyon is an excellent model for learning about Earth's rock formations. Students will look at fossils and the differences in layers to understand how the Earth changed over time. Resources included are detailed instructions...

This excellent resource from the San Diego Zoo presents extensive information on West African lungfish including details about their habitat, physical characteristics, size, diet, family life, conservation status, and fun facts.