Big Cats Online
- Information pertaining to big cats, including history and evolution, conservation efforts, and behavior.
- http://dialspace.dial.pipex.com/agarman/bco/

vanAnnies Felidae Research
- Information, images, and index of recent journal articles.
- http://www.bigcats.com/

Big Cat Photo Gallery
- Small collection of high quality images taken by international wildlife photographer Mark Kostich.
- http://www.kostich.com/big_cats.htm

International Society for Endangered Cats (Canada)
- This organisation concentrates on the 30 smaller wild cat species from the clouded leopard to the black footed cat.
- http://www.wildcatconservation.org/

Great Cats of the World
- Lots of pictures of your favorite big cats from the Bridgeport Nature Center to help educate people on issues affecting endangered species.
- http://www.greatcatsoftheworld.com/

Cats, Plans for Perfection
- National Geographic site has drawings, information, and photos of felines skulls, their muscle system, senses, coat, and behavior.
- http://www.nationalgeographic.com/features/97/cats/sk1.html

Cat Species
- Taxonomic information from the Feline Conservation Center.
- http://www.cathouse-fcc.org/catsinfo.html

Cougar Run
- A fan site including pictures of many of the big cats, and also a little information about them.
- http://www.cougar-run.com/

Wild About Cats
- Nice site about captive bred wild cats. They're the ones that raised Shaka and Zulu from the infamous Mountain Dew commericals
- http://www.wildaboutcats.org