The following is a brief list of animal law research resources:
Animal Law Journals:
Lewis and Clarks Law School's Animal Law Review
Michigan State University's Journal of Animal Law
Stanford's Journal of Animal Law and Policy
Journal of International Wildlife Law and Policy
Blawgs:
Animal Blawg
ALDF's Blog
Animal Law Blog
News:
New York Times Section on Animals
Websites:
Association of College & Research Libraries: Animal welfare web sites guide
Humane Society of the United States
U.S. Food and Drug Administration (FDA)
Includes an "Animal & Veterinary" section.
American Veterinary Medical Association
American Society for the Prevention of Cruelty to Animals (ASPCA)