Learning About Dog Tail Injuries and How They Happen Tail injuries commonly occur from repetitive strong tail wagging, unintentional knocks against hard surfaces, and sometimes scratches or nips that occur during playful activity. In many cases, a condition known as happy tail is triggered by continuous injury to the tail https://energeticshell885.alltdesign.com/essential-things-you-must-know-on-happy-tail-syndrome-treatment-57284230