Dog Park Etiquette: Prevent your dog from being a DOG PARK MENACE!

http://drsophiayin.com/blog/entry/dog-park-etiquette-rules

“Grief is one of the basic emotions dogs experience, just like people, said Dr. Sophia Yin, a San Francisco-based veterinarian and applied animal behaviorist. Dogs also feel fear, happiness, sadness, anger, as well as possessiveness.”

http://www.philly.com/philly/health/161588405.html?cmpid=15585797#ixzz1zyaMRElX