The reasons why dogs keep biting their own tails

1. When dogs are bored, they will play with their own tails. This is a normal phenomenon, and the owner Don't worry too much.

2. Skin diseases that cause itching or pain in the tail and anus can also cause dogs to bite their own tails.

3. Some dogs will always bite their own tails due to obsessive-compulsive disorder caused by mental illness.

4. There may be parasites in the dog’s tail. Because the parasite bites will make the dog’s tail itchy, so the dog often bites the dog.

5. In order to attract the owner's attention, the dog will know that doing so will make the owner happy.