Learning about Tail Injuries and How They Happen Canine tail wounds frequently happen from regular energetic movement, unexpected hits against hard surfaces, and small cuts or grazes caused during play. In many cases, happy tail syndrome is triggered by continuous injury to the tail tip, causing persistent bleeding and soreness. https://brightvector774.blazingblog.com/38557433/why-dog-tail-injury-cover-is-a-trending-topic-now