These dogs hold the respective Guinness World Record for the tallest and shortest living dogs in the world. See the cute ...

Often a runner-up in the Guinness Book of World Records, the Irish Wolfhound comes in second in comparison to the Great Dane.

An ancient Tibetan breed, the Kuvasz were highly-prized by noblemen who used them for hunting and as guard dogs, according to The Spruce Pets. Today, patient training is more important than a royal ...

The Ten Largest Dog Breeds Widely regarded as man’s best friend, dogs make loyal companions, invaluable service animals, and ...

A playdate between the world's tallest and smallest living dogs went the way of most dog park encounters despite the 3-foot height difference — lots of tail wagging, sniffing and scampering. Reginald, ...