American Association of Feline Practitioners
The AAFP is like the American Medical Association for cat doctors, and has lots of good information regarding feline health
American Veterinary Medical Association
This site is a good starting point to learn more about a variety of topics, including feline injection-site sarcomas and the latest subjects in veterinary medicine
ASPCA Poison Control
This is the website of the ASPCA Poison Control. It includes a library, links to other sites, and phone numbers for the poison control center.
Heartworm Society
Everything you ever wanted to know about heartworm disease can be found here!
Rainbow Bridge
Anyone who has ever lost a pet should visit this wonderful site. It is a terrific tribute to our lost family members.
Veterinary Schools in the US
This is a great link to all of the websites of veterinary schools in the United States.