Learning About Canine Tail Problems and What Causes Them Injuries to a dog’s tail frequently happen from constant energetic movement, occasional bumps against doors or corners, and minor self-inflicted wounds picked up while playing. In many cases, what’s called happy tail syndrome stems from repetitive impact to the tail’s end, https://orbitpath32.webbuzzfeed.com/38946399/the-qualities-of-an-ideal-protect-dog-tail-from-injury