Cornell Lab of Ornithology
Cornell Lab of Ornithology: Great Horned Owl
Cool facts, range, habitat, behavior, and more can be found on this competent site. In addition, you can listen to the sounds produced by the Great Horned Owl.
PBS
Nh Pbs: Nature Works: The Great Horned Owl
Explore the world of the great horned owl through this clear and concise site. This resource features information on the characteristics, habitat, food, reproduction and more of the great horned owl.