There is a distinctive and easily recognized open-mouth expression that is the canine equivalent of a human smile, illustrated here.

Two dog breeds renowned for their uncanny smiles ... is known for its “heeler smile,” which emulates a human smile, according to the American Kennel Club. The Samoyed’s smile, which ...

Norbert, the Internet's favorite therapy dog, died at 15, his owner announced in an emotional Instagram update on Monday, Jan. 27.

But is your dog really "smiling" in the way humans understand it ... Get all the news you need in your inbox each morning. Any dog can smile, and according to veterinary behavior specialist ...

Sometimes, when a dog’s mouth is open – and they’re perhaps panting too – it looks as though they’re smiling. However, a ‘smile’ from a dog doesn’t always indicate that they’re ...

Would this show up as a facial signal, like the smile of a human? It's Not Easy for a Dog to Smile The first thing to note is that there is a limitation on the range of facial expressions produced ...