So what does it mean if your dog chases its tail? While some reasons are more benign than others, the behavior can signal larger health concerns, says Alt. On a base level, it's normal for dogs to ...

If your dog is wagging its tail, they might be expressing happiness, according to Dr. Aya Alt, the medical director of the VCA Broadway Hospital and Pet Center. On the other hand, if your dog is ...

And for young dogs, tail-chasing can be totally normal. Puppies often nip at their tails as soon as they realize, "Hey! I have a tail!" But while occasional tail chasing can be a harmless sign of ...

An curved arrow pointing right. A dog chasing its tail may be a sign of a direr issue. Like humans, dogs can suffer from a form of obsessive-compulsive disorder, called canine compulsive disorder.

This and several other pieces of carved Caen stone were excavated in Canterbury in the 1980s. Professor Deborah Kahn has suggested that originally they may have been part of the early decoration ...