Natural Healthcare in the News:
http://www.dailymail.co.uk/news/article-1315145/Is-pet-food-poisoning-dogs.html
http://www.guardian.co.uk/chemicalworld

The Truth About Spot On Flea/Tick Killers:
http://www.apnm.org/publications/resources/fleachemfin.pdf

Raw Discussion Groups:
http://groups.yahoo.com/group/raw_dog_adoptions
http://pets.groups.yahoo.com/group/rawfeeding
http://pets.groups.yahoo.com/group/RawChat

Vaccination Information Sites:
http://pets.groups.yahoo.com/group/TruthAboutVaccines
http://truthaboutvaccines.org

Re-vaccination (lots of citations, research and links)
http://www.caberfeidh.com/Revax.htm
http://www.caberfeidh.com/HHC.htm

http://www.yourpurebredpuppy.com/health/articles/puppy-shots-and-dog-vaccinations.html
http://www.austinholistic.com/articles/FW001.html
http://www.austinholistic.com/articles/FW002.html

Duration of Immunity study showing immunity lasts up to 15 years for some of
the diseases and there is no reason to think it is not for life....
http://www.cedarbayvet.com/duration_of_immunity.htm

http://animalhomeopathy.net/id23.html - Pat McKay's free E-book on Natural Immunity.

Hahnemannian Classical Homeopathy Group:
http://health.groups.yahoo.com/group/ClassicalHomeopathyPets