A 100-million year old fossil was found in China. It was thought to have been a bird similar to a loon. Read more about this fantastic find.

The main focus here is on the comparative anatomy of animals raised for meat. Beware of the photographs, as they are dissection photos.

This site identifies different characteristics and information related to Bony Fish. Find out some fun facts about these friendly fish when you explore this site.

A guide to the physiology of muscle and the dissection of the rat muscular system.

A look at what fossil evidence reveals about the life and ecological interactions of the extinct gray whale.

Learn about the animal kingdom including an in-depth look at body characteristics, reproduction, types of cells, ways they obtain food, and evolutionary relationships. Many illustrations and nine interactive activities are included.

Wikipedia, an open-source encyclopedia, provides great information on mammals. Content includes a look at mammal characteristics, origins, classification, and more.

This concise worksheet site will enable students to learn how to create a classification system and to understand the reasons for classification in science. Requires Adobe Reader.

Thorough reference tool explores mammals with a description, pictures, and maps. Includes facts on ecology, behavior, habitat, conservation, and external links.

Explore the biodiversity of the Class Amphibia through videos, photos and examples. [2:34]

Through video clips and pictures, explore the orders and a variety of species found in the Class Aves.

[Free Registration/Login may be required to access all resource tools.] Provides an overview of the organisms living in the sea.

Learn about the characteristics, classification, and phylogeny that make the Phylum Chordata, a distinct animal classification group. See examples and photos of different species of chordates.

This site from the Florida Museum of Natural History gives the current events, information about the museum, exhibits and public programs, research and collections, links, etc. to the Florida Museum of Natural History.

[Free Registration/Login Required] An informational text about learning history by studying fossils and rocks. A question sheet is available to help students build skills in reading comprehension.

This site features links to information on Australia's museum.

A very good comparative study of the sheep brain to our brain. Looking for "Memory", or more precisely the location of memory in the brain.

This lesson plan will explain the reasons that society groups and classifies. The lesson plan has a hands-on component that helps students connect everyday grouping with the way that scientists group and classify all living organisms.

Explore the characteristics and behaviors of amphibians.

This site from the University of California, Berkeley offers a biography of George Cuvier. Scientific ideas of George Cuvier are presented, such as those related to comparative anatomy, fossils, the idea of extinction, and others....

Learn about the evolution of life in the Paleozoic Era based on fossil evidence of the five classes of fishes. Read about the role these chordates played in the evolution of tetrapods.

[Free Registration/Login Required] This flipchart introduces students to the animal kingdom, differentiating between vertebrates and invertebrates.

[Free Registration/Login Required] This is a lesson on classifying invertebrates based on their observable features. It focuses on the three types of worms: flatworm, roundworm, and segmented worm. The lesson contains 3 videos as well as...

[Free Registration/Login Required] A flipchart recording the process of fossilization using a marine vertebrate, an ichthyosaur as an example. Not highly, interactive, but there is a flow chart for students to complete.