These sites explain how vertebrates and invertebrates are classified in the animal kingdom. There is information about the five groups of vertebrates (fish, amphibians, reptiles, birds, and mammals) and the seven phylum of invertebrates (sponges, coelenterates, echinoderms, worms, mollusks, and arthropods). Includes games that have students guess a type of animal based upon clues about its characteristics. For more information about specific animal species, browse our alphabetical listing of eThemes animal topics.
Click on "Ocean Animals" at the bottom left to learn about different types of vertebrates and invertebrates that live in the ocean. Includes descriptions, images, and information about each animal's class, order, habitat, and more.
Take this online quiz to find out out how well you know which class each animal belongs to. To play, click on a box on the left, then click on the correct answer on the right (don't try clicking and dragging).
Watch a video with Tim and Moby about vertebrates, then take a pop quiz. There is additional information about vertebrate classes, an experiment, a timeline, and more. NOTE: This site is available by subscription only.
What makes a vertebrate a vertebrate? Learn about the group of animals that have internal skeletons. Includes a natural history and several good illustrations. NOTE: Reading level is for older students.
Click on the "A" and scroll to the many resources on animals. Students can choose between vertebrates and invertebrates. NOTE: Teachers should review all sites before sharing with students. Please report any broken or inappropriate links to eThemes staff.