Some of these pups will fit in the palm of your hand.

"My big dog often behaves as if he's dumb as a post, but my small dog is an Einstein." "Size doesn't matter. My big and small dogs are smart on some tasks and not so smart on others." "Molly, my tiny ...

Using data from the American Kennel Club dog profiles, Stacker compiled a list of the 30 most popular small dog breeds.

Many people think big dogs are scary because of their size but studies show that small dogs bark more and show more bad behavior than large dogs and this can come as a surprise for many new pet owners ...