Why Does My Dog Chase Its Tail? Causes & Solutions

Owning a dog brings countless joyful moments, but some behaviours can puzzle owners—tail chasing being one of them. This common canine behaviour is often amusing, yet it sometimes raises questions about your dog’s well-being.

If you’ve ever watched your dog spin in circles trying to catch its own tail, you might wonder why they do it and if it’s normal. In this article, we explore several reasons why dogs chase their tails and offer guidance on when to seek veterinary advice and how to help your pet.

1. Tail Chasing as a Compulsive Behaviour

Repetitive tail chasing can be a sign of compulsive behaviour, which dogs might use to alleviate stress, combat boredom, or gain attention. These acts can become obsessive if not addressed.

Watch for excessive tail chasing, especially if your dog leads a happy life and receives sufficient exercise and mental stimulation. Isolated tail chasing without other problems is less likely to be a true compulsion.

2. Anal Gland Issues

If your dog frequently licks or scoots their bottom, anal gland problems might be the cause. Full or infected anal glands cause discomfort, prompting tail chasing as a way to relieve irritation.

These glands sometimes require veterinary treatment to prevent infection or impaction, so consult your vet if you notice these signs.

3. Worm Infestations

Intestinal worms can cause itching or irritation around the tail and rear area. A high worm count often leads dogs to chase or bite their tails in an effort to soothe the discomfort.

Regular worming and veterinary checks are essential to keep your dog free from parasites.

4. Physical Issues with the Tail or Back End

Any injury, irritation, or nerve problem involving the tail or lower spine can drive your dog to focus obsessively on that area. This may cause tail chasing or similar behaviours.

If your dog seems to be in pain or has difficulty moving the tail normally, a veterinary examination is necessary.

5. Playful Curiosity and Entertainment

Especially common in puppies, tail chasing can be playful. Dogs may try to catch a fleeting glimpse of their tail, finding it an amusing game.

This harmless behaviour usually diminishes as the dog grows older but can be encouraged with plenty of stimulating play and toys.

6. Boredom and Lack of Exercise

A dog deprived of sufficient physical activity or mental challenge might resort to tail chasing out of boredom. It's their way of self-entertaining.

Ensuring daily exercise, engaging games, and interactive toys can prevent this and keep your dog mentally satisfied.

7. Neurological Disorders

Rarely, tail chasing may indicate neurological problems such as epilepsy or brain injuries. These conditions may cause compulsive or repetitive behaviours.

If the behaviour is sudden, persistent, or accompanied by other unusual signs, seek veterinary advice promptly for diagnosis and treatment options.

8. Reinforced Attention-Seeking Behaviour

Some dogs learn that tail chasing gets them attention, whether positive or negative. If you respond, even to discourage it, your dog may repeat the behaviour to get your focus.

Ignoring unwanted tail chasing and rewarding calm, alternative behaviours can help reduce the habit.

9. Parasites and Skin Irritations

Fleas or ticks around the tail can make a dog chase or bite its tail to soothe the irritation. Regular parasite prevention is vital to your dog’s comfort and health.

Check your dog frequently, especially during warmer months, and consult your vet if you notice persistent itching.

When Should You See a Vet?

If tail chasing increases in frequency or intensity, becomes compulsive, or is accompanied by other symptoms like scooting, excessive licking, pain, or behavioural changes, please consult a veterinarian. Early diagnosis can improve outcomes, whether the cause is medical or behavioural.

Helping Your Dog at Home

1. Ensure ample physical exercise tailored to your dog’s breed and age.
2. Provide mental stimulation through toys, puzzles, training, and play.
3. Maintain regular parasite control as advised by your vet.
4. Observe for any physical signs like anal sac issues or injuries and seek prompt treatment.
5. Avoid encouraging tail chasing by not giving it attention; instead, reward alternative positive behaviours.

Responsible pet ownership means considering all aspects of your dog’s health—physical, psychological, and environmental. Tail chasing can range from harmless play to a symptom of distress. By understanding the causes and responding thoughtfully, you can ensure your dog remains happy and healthy.

For those considering finding a puppy, remember that selecting a reputable breeder or rescue ensures your new pet’s health and temperament are prioritised.

Learn more about common dog behaviours and how to support your pet at Purina's guide to dog tail chasing.