But if you’re concerned about your dog’s tail-chasing — because it’s excessive or he’s injuring himself, for instance — talk to your veterinarian. There could be a fixable cause.

A dog that runs in circles chasing its tail suffers from a condition that isn't so different from a person who washes his or her hands compulsively, indicates a new study.

Tail-chasing in a Palo Cedro cat could be a sign of a health issue Kittens often chase their tails, but if an adult cat starts doing it, there are reasons Lightspruch/Getty Images ...

We noticed that this curtailed her tail-biting and stopped her from damaging her tail even while she continued to spin. With these changes, Piper’s spinning was gradually reduced.

Golden retrievers are said to be an intelligent breed, yet social media videos often suggest otherwise. Take Nina, for example, who has a unique way of chasing her own tail. In a viral video ...