02

statistically: American Society for the Prevention of Cruelty to Animals. Pet Statistics. https://www.aspca.org/helping-people-pets/shelter-intake-and-surrender/pet-statistics

National Rehoming Survey: Weiss E, Grammann, S, Spain, V, Slater, M. (2015). Goodbye to a Good Friend: An Exploration of the Re-Homing of Cats and Dogs in the U.S. Open Journal of American Sciences. http://creativecommons.org/licenses/by/4.0/

cause of death: Reisner, I. The Domestic Dog: Its Evolution, Behavior And Interactions With People. 4th ed., Cambridge University Press, 2015. 211.

see also: Powell L et al. (2021). Relinquishing Owners Underestimate Their Dog’s Behavioral Problems: Deception or Lack of Knowledge? Frontiers in Veterinary Science, https://www.frontiersin.org/articles/10.3389/fvets.2021.734973/full#B1

see also: Sinn L. (2019). Puppy & Kitten Socialization. Clinician’s Brief. https://www.cliniciansbrief.com/article/puppy-kitten-socialization