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.

BEDFORD, Texas -- Saddle up! Guinness World Records has crowned the "world's tallest living dog." Zeus, an American Great Dane from Bedford, Texas stands 3 feet 5 inches tall at 2-years-old. His owner ...