About Animals: Birds

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Animals Animals Animal Facts Habitat Facts Animal Pictures From Laura Klappenbach, your Guide to Animals Welcome to the Animals / Wildlife Newsletter, a weekly newsletter published every Thursday by About.com's Animals / Wildlife website. For more about animals and wildlife, be sure to stop by the blog, participate in forum discussions, and browse the growing library of animal profiles. Birds Birds are a group of vertebrates that includes about 30 groups such as albatrosses, gamebirds, herons, hummingbirds, owls, parrots, penguins, perching birds, woodpeckers and many others. There are between 9,000 and 10,000 species of birds alive today. The first birds evolved from reptiles during the Mesazoic Era about 150 million years ago. The articles listed below provide information about the characteristics, classification and evolution of birds. Animal Characteristics Find out more about the basic characteristics of animals in this article. Although most people have a general sense of what an animal is, you'll learn the specific traits... Read more See More About:  animals  wildlife  Understanding the Golden-Crowned Sifaka Population Decline Scientists have recently proposed that the population of golden-crowned sifakas in the Daraina region of Madagascar declined prior to the arrival of humans to the region. The team also examined... Read more See More About:  primates  mammals  The Basic Animal Groups By understanding the basics about the six basic animal groups, you'll be on your way to grasping the basic characteristics of virtually every animal on the planet.. ... Read more See More About:  animals  wildlife  Animals / Wildlife Ads Rainforest Animals Animals Birds Endangered Animals Wildlife Animals Featured Articles Fishes Invertebrates Mammals Reptiles Habitat Facts Zoology Basics   More from About.com Free Children's Books How would you like to have access to a free online public library of books from around the world for kids 3 to 13? Read more...> Best Water Parks Better pack your bathing suit -- here are our recommendations for the funnest, wettest, splashiest water parks around. Read more...> This newsletter is written by: Laura Klappenbach Animals Guide Email Me | My Blog | My Forum   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: 249 West 17th Street New York, NY, 10011 © 2012 About.com   Must Reads Animals A to Z What is Evolution? Basic Animal Groups Facts About Animals Animal Characteristics   Follow me on: Advertisement