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

The tallest and shortest dogs in the world have met. Reginald (Reggie) a Great Dane from Idaho and Pearl a chihuahua from Florida, had a paw-some time together. At 3.59 in (9.14 cm), four-year-old ...

Reggie, the world’s tallest dog, and Pearl, the world’s shortest dog, recently met for an unforgettable playdate. The event, organized by Guinness World Records to mark their 70th anniversary, has ...

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

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, ...

SPARKS, Nev. -- A couple in Nevada says their dog is so big, they think he may be part horse. At just 2 years old, Rocko stands at 40 inches from paw to shoulder and is about 7 feet tall when on his ...

Zeus, a Great Dane, was a "gentle giant," his owner said. Two-year-old Great Dane Zeus sits in a love seat at Kevin and Denise Doorlag's home in Ostego, Mich., Sept. 9, 2010. Jonathon ...