1. Dogs’ life spans vary according to their size: smaller breeds have longer life spans (twelve years or more) than larger breeds (approximately ten years). The Humane Society of the United States, Dog Profile, http://www.hsus.org/animals_in_research/species_used_in_research/dog.html.
1. Sharon L. Peters, “Bulldogs Sitting Pretty on Top Dog List,” USA Today, January 17, 2008, http://www.usatoday.com/news/nation/2008-01-16-favorite-dogs_N.htm.
1. Susan Kauffmann, “Interspecies Friendships: When Cats Join the Pack,” ModernDogMagazine.com, http://www.moderndogmagazine.com/articles/interspecies-friendships-when-cats-join-the-pack/270.
2. John Grogan, Marley and Me (New York: HarperCollins, 2005).
3. Monks of New Skete, The Art of Raising a Puppy (New York: Little, Brown and Company, 1991), p. 76.
4. American Kennel Club, AKC Meet the Breeds: Soft Coated Wheaten Terrier, http://www.akc.org/breeds/soft_coated_wheaten_terrier/.
5. “Questions All Reputable Breeders Should Be Able to Answer” list courtesy of Jeri Muntis, http://www.mojaveschnauzers.com/.
6. The Humane Society of the United States, Policies and Guidelines, http://www.animalsheltering.org/resource_library/policies_and_guidelines/guidelines_for_animal_shelter_policies.html.
7. Clarice Rutherford and David H. Neil, How to Raise a Puppy You Can Live With, 4th ed. (Loveland, Colorado: Alpine Publishing, 2005), pp. 136–146.
1. Bruce Fogle, The Dog’s Mind: Understanding Your Dog’s Behavior (New York: Macmillan, 1992), p. 74.
2. Miniature schnauzers were exhibited as a distinct breed as early as 1899. American Kennel Club, Miniature Schnauzer History, http://www.akc.org/breeds/miniature_schnauzer/history.cfm.
3. According to Bruce Fogle, socialization to dogs is four to six weeks and to humans is four to twelve. It’s safe to say that puppies interact primarily with their littermates and mother between two and six weeks. Bruce Fogle, The Dog’s Mind: Understanding Your Dog’s Behavior (New York: Macmillan, 1992), p. 69.
1. American Society for the Prevention of Cruelty to Animals, Toxic and Non-Toxic Plants, http://www.aspca.org/pet-care/poison-control/plants/index.jsp?plant_toxiciy=non-toxic-to-dogs&page=14.
2. Diana Foster, Arriving Home with Your New Pup, Thinschmidt German Shepherds, 2009.
3. For more in-depth information on the different theories of discipline and rewards that apply to how I rehabilitate dogs, see my book Be the Pack Leader, chapter 2.
1. www.americanpetproducts.org.
2. James McWhinney, “The Economics of Pet Ownership,” Investopedia.com, http://www.investopedia.com/articles/pf/06/peteconomics.asp.
3. The American Animal Hospital Association, “AAHA Seal of Acceptance,” http://www.healthypet.com/sealofaccept.aspx.
4. Paula Terifaj, How to Protect Your Dog from a Vaccine Junkie (Palm Springs: Bulldog Press, 2007), p. 42.
5. In 2006, the American Animal Hospital Association revised its guidelines on the use of vaccines in dogs. 2006 AAHA Canine Vaccine Guidelines Revises, retrieved May 5, 2008, from http://www/secure.aahanet.org/web/startpage.aspx?site=resources.
6. Paula Terifaj, How to Protect Your Dog from a Vaccine Junkie (Palm Springs: Bulldog Press, 2007), p. 17.
1. Clint Rowe, Critical Periods in Canine Development, http://www.wrimclubamerica.org/yourwein/development1.html.
1. Max Planck Institute for Evolutionary Anthropology, http://www.eva.mpg.de/English/research.htm.
1. For more in-depth information on pet overpopulation: Elizabeth A. Clancy and Andrew N. Rowan, Companion Animal Demographics in the United States: A Historical Perspective, HSUS.org, http://www.hsus.org/web-files/PDF/hsp/soa_ii_chap02.pdf.
2. Kathy Diamond Davis, The Canine Behavior Series, http://www.veterinarypartner.com/content.plx?P=A&A=1701&S=1&SourceID=47.