Dogs come in all shapes and sizes, but as any puppy aficionado knows, they are always cute—no matter how big or small—even when a dog tall enough to drink from the kitchen sink thinks he's a lapdog.

CEDAR FALLS, Iowa ( KCRG /Gray News) - A Great Dane in Iowa is in the running to be the tallest living dog in the world.

Have you ever walked past a dog so massive that you had to do a double take, wondering how much it eats or where it even sleeps? Big dogs have a way of stopping people in their tracks, and not just ...