Animal Health, Emerging Animal Disease (AHEAD) 
Federation of American Scientists' project for proactive surveillance of zoonoses and other animal diseases. Includes information on rabies, West Nile fever, ehrlichiosis, equine encephalitis, anthrax, Pfiesteria, "mad cow" disease, deformed frogs, and diseases of both wildlife and farm animals.
http://www.fas.org/ahead/VetRef.net 
Resources for owners and veterinarians; includes articles on pet health, whole foods diets, electron microscopy, anti-roaming dog downloads, and links to other sites of veterinary interest.
http://www.vetref.net/
American Veterinary Medical Law Association. 
National association of attorneys, veterinarians, and other individuals and organizations with an interest in veterinary medical law and how it pertains to the veterinary profession and allied fields.
http://www.avmla.org/
VetMed 
Information on how to subscribe to this email discussion group - for veterinarians and others interested in veterinary topics. Online archives, for members only.
http://www.lsoft.com/SCRIPTS/WL.EXE?SL1=VETMED&H=LISTSERV.IUPUI.EDU
National Biosecurity Resource Center 
A United States data resource to enable preparation for animal health emergencies.
http://www.biosecuritycenter.org/
Exotic Pet Vet.Net 
Committed to providing current information for owners, breeders, and veterinarians, written by a Board Certified Avian Specialist veterinarian and exotic animal consultant.
http://www.exoticpetvet.net/
Animal Health Centre Newsletters 
Informative articles about interesting cases, diagnostic tests, field disease investigation, and general happenings in the laboratory from the "Diagnostic Diary", a quarterly publication from the British Columbia Ministry of Agriculture and Forestry.
http://www.agf.gov.bc.ca/ahc/ahcnews.htm
Bayer Animal Health - International Animal Health Portal 
Provides information about companion and farm animals. Organized in four sections, gives advice on how to prevent and to treat diseases.
http://www.animalhealth.bayerhealthcare.com/
CSIRO Animal Health 
Australia's national research organization for animal health, developing the country's capability to quickly diagnose exotic (foreign) and emerging animal diseases.
http://www.csiro.au/csiro/channel/ich2a,,.html
NOVA Online - Animal Hospital 
Website for a television program. Includes information and links about animal behavior, working with problem pets, and related animal health topics.
http://www.pbs.org/wgbh/nova/vets/
Morris Animal Foundation 
Improves the health and well-being of companion animals and wildlife by funding humane health studies and disseminating information about these studies.
http://www.morrisanimalfoundation.org
Animal Health 
The UK government's executive agency primarily responsible for ensuring that farmed animals in Great Britain are healthy, disease-free and well looked after, and that risk to public health from animal disease is minimised.
http://www.defra.gov.uk/animalhealth/