References
Puppy Mill Progress. (2018). Best Friends Animal Society Newletter, Spring(2018), 6.

President/Missing Dogs Massachusetts, B. C. (2018, January 26). Preventing Newly Adopted Dogs From Becoming Lost [E-mail].
Lizik, R. (2015, May 06). Your Dog's Wagging Tail Might Mean They're Mad At You. Retrieved April 04, 2018, from https://barkpost.com/tail-wag-meanings/