Zoobooks - World's First Virtual Zoo
- Has pictures, sounds, games, and quizzes about mammals, birds, aquatic animals, reptiles, and predators.
- http://www.zoobooks.com/newFrontPage/animals/virtualZoo/petme.html

Zoo World
- Teaches about caring for baby animals, zoo keepers, what animals eat, and how scientists study animals. Includes games and a kids zoo.
- http://library.thinkquest.org/C002727/firstpag.htm

Zoo In The Wild
- Offers photographs, sounds, and information about animals in the wild. Learn about African and European animals, birds, amphibians, and reptiles.
- http://www.naturalia.org/ZOO/indexing.html

The Virtual Zoo
- Pictures, facts, and questions about animals from a high school Biology teacher. Includes mammals, amphibians, reptiles, birds, garden, and aquarium.
- http://www.mrcrean.com/virtualzoo/

Matt Wolf's Interactive Petting Zoo
- Mouse-over images or animal names to see pictures. Includes mammals and their babies, colorful exotic birds, American native species, and rain forest animals.
- http://www.mattwolf.com/zoolobby.htm

Infrared Zoo
- Uses infrared photography to show the differences between warm and cold blooded animals. Learn about the animals and play a hide-and-seek game.
- http://coolcosmos.ipac.caltech.edu/image_galleries/ir_zoo/index.html

FlatZoo
- Drawings of animals from A-Z, with a short description. Includes an adopt an animal section and a map of "flatzoo."
- http://www.flatzoo.com

BlackDog: You Belong At The Zoo
- Zoo animal puzzles, quizzes, photo safari, wallpaper, screen savers, postcards, and tips for visiting the zoo. Also has links to zoos around the United States.
- http://blackdog4kids.com/zoo/index.html