Learning about Dog Tail Injuries and Why They Occur Tail injuries commonly occur from constant vigorous wagging, unintentional knocks against doors or corners, and small cuts or grazes caused during play. In many cases, a condition known as happy tail stems from repetitive impact to the tail tip, causing splits, https://brilliantcompass09.tinyblogging.com/the-blog-on-vet-recommended-dog-tail-protection-82483058