Understanding Tail Injuries and What Causes Them Damage to a dog’s tail often develop from regular vigorous wagging, unintentional knocks against hard surfaces, and sometimes scratches or nips caused during play. In many cases, happy tail syndrome results from repeated trauma to the tail’s end, causing repeated splitting and discomfort. https://groundedpath02.tinyblogging.com/social-network-trending-updates-on-k9-tailsaver-82480656