- All About Birds
- American Bird Conservancy
- Animals of the World
- Apes
- Australian Animals
- Bagheera’s Lair: Endangered Species
- Birds
- Bison
- Bugbios: Insects on the Web
- California Mountain Lions
- Cats-Mild to Wild: Natural History Museum of Los Angeles County
- Children’s Butterfly Site
- Crocodiles! NOVA Online
- Dinosaurs
- Dinotreker: miniature dioramas
- Dolphins
- eNature.com: Audubon Society
- Elephants of Cameroon
- Field Trip Earth
- Finnish Dragonflies
- Frogs
- Insects on the Web: Dexter Sear
- Insects on the Web: Iowa State University
- Life of Birds: PBS
- Mr. Popper’s Penguins: Web English Teacher
- Oceans Alive
- The Owl Pages
- Penguins Around the World
- Primates Project: Steve Bloom
- Protect your family, pets, and home from pests
- Ruffled Grouse Society
- Search for Giant Squid
- Shark Attack File
- Sharks
- Tacky the Penguin: Lesson Plans
- Turtles: Marine
- Whales
- Whale-Watching Web
- Wild-Eyed Alaska (Birds)
