Animals Without Frontiers International animal and nature organization. News, petitions, campaigns, and an Internet based animal identification system. http://www.aniweb.org/

Born Free International wildlife charity working to prevent cruelty and alleviate suffering. News, educational materials, photos, FAQ, and information about ways for individuals to become involved. http://www.bornfree.org.uk/

United Animal Nations A national non-profit animal advocacy organization whose mission is to protect animals in danger or need and to focus global attention on their plight to create a more humane world. http://www.uan.org/

The Institute for Animal Associated Lifelong Learning A humane education organization with information and activities for teachers and parents to develop in children empathy, compassion and respect for animals and people. http://www.aallinstitute.ca/

Spay Neuter Assistance for Pets, Inc. Non-profit organization that subsidizes the spaying and neutering of dogs and cats, based on clients' income. Includes information about events, membership and programs. http://www.neighborhoodlink.com/org/snap

Animal Welfare Institute Non-profit charitable organization founded in 1951 to reduce the sum total of pain and fear inflicted on animals by humans. Site includes information about programs, publications, and news. http://www.awionline.org/

Humane Society and Animal Welfare Ring Links to animal shelters, humane societies, rescue and animal welfare organizations. http://o.webring.com/hub?ring=humane

World Animal Net A worldwide network of 6,000 animal shelters and groups campaigning to improve the status and welfare of animals. http://www.worldanimal.net/

Gooseberry.org Thirty second animated spay and neuter public service announcements available to non-profit organizations. http://www.gooseberry.org

Companion Animal Welfare Council Conducts and publishes independent research and studies studies into the welfare, care, and treatment of companion animals and their role within society. http://www.cawc.org.uk/

Care For The Wild International wildlife charity dedicated to protecting animals from cruelty and exploitation. Includes fact sheets, news, information about current projects, and an online shop. http://www.careforthewild.org/

Humane Link Collection of links for those who volunteer or work in animal welfare. Topics include work stress, shelter management, fund raising, volunteer management and animal care. http://humanelink.vview.org/

The Daily Crock Dedicated to "King Frat," the 1979 cult classic parody of "Animal House." http://www.kingfrat.com/