Merck online veterinary manual
A concise reference on animal health and pathology
Common Cat Toxicities
This is a short list of common household items and chemicals that are toxic to cats.
Poisonous Plants affecting Dogs
This is a database of plants known to be toxic to dogs.
American Animal Hospital Association
Orgainzation that establishes voluntary standards for veterinary hospitals. This site has useful information on all aspect of companion animal care.
