Animal Descriptions from the PBS program "Nature"
http://www.pbs.org/wnet/nature/category/episodes/by-animal/

National Zoo
http://nationalzoo.si.edu/Animals/AnimalIndex/
Animal Information and Assorted Live Web Cam.

Endangered Species
http://www.kidsplanet.org/factsheets/map.html

San Diego Zoo Website
http://www.sandiegozoo.org/animalbytes/index.html
Some Web Cameras