Friends of Alley Cats of Tucson
- Fosters feral cats and educates citizens who are feeding feral/stray cats about how to trap/neuter and return the cats to their territory to prevent further breeding.
- http://www.petfinder.com/shelters/AZ16.html

VCA Animal Medical Center of Tucson
- Emergency vet clinic offering stray animals for adoption. List of available animals, pet care tips, and contact information.
- http://www.petfinder.com/shelters/AZ10.html

Hermitage No-Kill Cat Shelter
- Non-profit organization sheltering, protecting, and caring for homeless cats.
- http://www.hermitagecats.org/

Tucson Avian Rescue and Adoption Foundation
- Rescues and places abused, abandoned, and unwanted parrots. Find out how to foster or adopt, and view available birds. Includes events calendar, and classes details.
- http://www.tarafoundation.com/

Tucson Herpetological Society
- Dedicated to conservation, education and research concerning the amphibians and reptiles of Arizona and Mexico. Includes officers, meetings and membership information, publications, projects and features.
- http://tucsonherpsociety.org/

The Humane Society of Southern Arizona
- Dedicated to the general welfare, sheltering and placement of animals. Adoption procedure, forms and locations, spay and neuter services, licensing, pet first aid, ways to help, description of educational presentations, kids' programs, news and events.
- http://www.humane-so-arizona.org/

Foundation for Animals In Risk
- Saving animals at risk. Includes adoption locations, events calendar, how to volunteer and foster, cruelty laws are explained, and search for available animals.
- http://www.faircares.org