Learning about Dog Tail Injuries and How They Happen Canine tail wounds typically arise from frequent energetic movement, occasional bumps against hard surfaces, and occasional bites or abrasions caused during play. In many cases, happy tail syndrome develops from constant damage to the tail’s end, causing persistent bleeding and soreness. https://harmoniousdivision54.blogkoo.com/latest-news-on-dog-tail-injury-cover-57849019