Very systematic breakdown of the animal kingdom starting with the simplest type the sponge, all the way to the chordate or vertebrate. Each phylum has a link with information.

Next to fish, birds are the most abundant vertebrates around. Take a look at the physical traits of birds and how well they adapt to their environments.

Guidelines and recommendations encouraging responsible use of vertebrate animals for scientific laboratory study.

A collection of facts and links on the field of zoology. The facts cover what zoology is, the diversity of vertebrate and invertebrate animals studied in zoology, scientific names for animals, where zoologists work, zoos around the...

The dusky seaside sparrow is the most recent extinction of a vertebrate animal in the US. This article provides information about causes for extinction.

[Free Registration/Login may be required to access all resource tools.] Amphibians are a group of vertebrates that have adapted to live in both water and on land. Amphibian larvae are born and live in water, and they breathe using gills....

[Free Registration/Login may be required to access all resource tools.] There is an amazingly wide variety of birds. Birds are vertebrates. Almost all have forelimbs modified as wings, but not all birds can fly. Learn more about birds in...

[Free Registration/Login may be required to access all resource tools.] Did you know that fish, amphibians, reptiles, birds, and mammals are all related? They are all chordates. Chordates are a group of animals that includes vertebrates,...

[Free Registration/Login may be required to access all resource tools.] Presents an overview of the major animals groups (mammals, birds, reptiles, amphibians, fish, arthropods, vertebrates, invertebrates, those having live births and...

Erin Eastwood details the surprising "back from the dead" discovery of the coelacanth and explains how this fish's fins shed light on the evolutionary movement of vertebrates from water to land. [4:17]

Companion site for the 8-part PBS series, "The Shape of Life." Each section focuses on a different phylum, from porifera through chordata. This site is highly informative, with beautiful photography.

This interactive, digital laboratory provides students with a way to examine and learn about the skeletal anatomy of the Baboon.

This digital laboratory provides an interactive environment in which to examine and learn about skeletal anatomy, in particular the skeleton of the slow loris.

This digital laboratory provides an interactive environment in which to examine and learn about skeletal anatomy, in particular the skeleton of the lesser bushbaby.

This digital laboratory provides an interactive environment in which to examine and learn about skeletal anatomy, in particular the skeleton of the gibbon.

This digital laboratory provides an interactive environment in which to examine and learn about skeletal anatomy, in particular the skeleton of the orangutan.

This digital laboratory provides an interactive environment in which to examine and learn about skeletal anatomy, in particular the skeleton of the ruffed lemur.

Through video clips. informational text, interactive activities, and assessment opportunities, students study and learn about the classification of animals.

In online and offline activities, students broaden their understanding of animals by learning to identify and classify animals into six categories: mammals, birds, fish, amphibians, reptiles, and invertebrates.

[Free Registration/Login may be required to access all resource tools.] A complete, web-based, multi-media textbook which serves as a comprehensive overview of Biology concepts.

[Free Registration/Login may be required to access all resource tools.] A complete, web-based, multi-media textbook covering a wide variety of Biological science concepts for middle grades.

This resource provides a guide to dissecting sheep brains. The guide goes through the process step by step. An image of the brain being dissected is shown with dissection instrutions or details on the particular structure on each page.

This short animation illustrates how a fish fossil is formed.

Get your lab coat ready! This particular lab experience is a must for any middle or high school biology/anatomy lab science classroom. This site provides a printable version of a cow's eye diagram, a step-by-step dissection guide, a...