Seeing a smile from your dog will likely turn your own frown upside down. But what are dogs trying to tell you when they ...

Dogs smile by pulling one or both lips back and may show all or some teeth. The "smiling" is often accompanied by other greeting behaviors, like approaching, wagging or even whining.

“Dogs don’t do this true smiling behavior to other dogs.” Dogs smile by pulling one or both lips back and may show all or some teeth. This smiling is accompanied by other greeting behavior, like ...