From heart-melting expressions to wacky smiles, each smiling-dog meme is sure to have you grinning from ear to ear ...

Of course, we want our pups to be happy from head to tail, but what does happiness look like in dogs? Dog behavior is complex ...

"We've noticed her funny smile since she was a puppy," Emily Slayton told Newsweek, after her Labrador's grin went viral.

One Bernese Mountain Dog named Olive gets up to her fair share of shenanigans, and her human makes sure to get plenty of them ...

While Peppah seems to be a happy pooch, her smile kind of says otherwise ... even though American Kennel Club lists them as one of the smallest dog breeds around. Poms stand at 8 to 11 inches ...

One happy pup in Indiana has something major to celebrate: His waiting is over. Expo, a sweet dog who had spent a long ... “As you can see, Expo couldn’t stop smiling after meeting Jordan.

a dog will smile to persuade its owner to show them affection. Therefore, dogs aren’t always happy when they’re “smiling”, they may even be feeling a bit anxious and in need of reassurance.

There are some behaviors that all dogs do that charm us humans to know end. I have a dog, and I bet I have more pictures of her on my phone than I do of my kids! Basepaws, a company that does ...

A dog with a big heart — and an even bigger smile — is drawing some attention ... he certainly hasn’t lost his happy light and shows it off enthusiastically to everyone who crosses his ...

Selena Gomez shared a cuddly snap from “one of my happy places” with Daisy the dog on the couch Tuesday ... a few minutes and I could not stop smiling. I can’t feel my left leg, or where ...