Understanding Tail Injuries and What Causes Them Damage to a dog’s tail typically arise from repetitive energetic movement, occasional bumps against doors or corners, and minor self-inflicted wounds picked up while playing. In many cases, this condition develops from constant damage to the tail’s end, causing persistent bleeding and soreness. https://superobserver873.spintheblog.com/38970751/yes-good-dog-tail-protector-do-exist