It is dangerous to step on a cat's tail. The tail is very important to cats. It can help the cat maintain balance when jumping, catching and running. It can also drive away mosquitoes around it, but the tail bones are very important. It is fragile and covered with small blood vessels and nerves. Therefore, if the owner accidentally steps on the cat's tail, it is recommended to take the cat to the pet hospital for a checkup immediately to avoid breaking the tail bone, which may cause more serious problems over time. damage, causing problems with the cat's movements.