Understanding Tail Injuries and What Causes Them Canine tail wounds frequently happen from regular strong tail wagging, unintentional knocks against solid objects, and sometimes scratches or nips during games or exercise. In many cases, happy tail syndrome results from repeated trauma to the tail’s end, causing persistent bleeding and soreness. https://novaportal663.vidublog.com/37361858/how-much-do-you-know-about-happy-tail-syndrome-treatment