| | How Geckos Cling to Wet Surfaces Geckos can cling to a variety of surfaces including leaves, tree trunks and even walls or glass. They can even cling to some surfaces when they are wet. Now scientists... Read more | Segmented Worms There are more than 22,000 species of segmented worms, a group of invertebrates that includes earthworms, ragworms and leeches. Segmented worms move by coordinating their muscles along the length of... Read more | Boas Boas are a group of primitive snakes that are found in North America, South America, Africa, Madagascar, Europe and many Pacific Islands. Boas include the largest species of snakes in... Read more | Fishes Fishes are a diverse group of vertebrates and represent an informal collection of animals, not a true taxanomic class. For the purposes of this website, we recognize four groups of fishes including hagfish, lampreys, cartilaginous fishes and bony fishes. There are more than 24,000 species of fishes alive today. The articles listed below provide information about the characteristics, classification and evolution of fishes. | | | | Related Searches | | | | Featured Articles | | | | | | Sign up for more free newsletters on your favorite topics | | | | You are receiving this newsletter because you subscribed to the About.com Animals newsletter. If you wish to change your email address or unsubscribe, please click here. About.com respects your privacy: Our Privacy Policy Contact Information: 1500 Broadway, 6th Floor New York, NY, 10036 © 2012 About.com | | | | Must Reads | | | Follow me on: | | | | Advertisement | |
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