The world's tallest and smallest dogs got together for a playdate. Reginald is a 7-year-old Great Dane who measures over 3 feet tall. That's enough to land Reggie in the Guinness Record Book. And ...

A Great Dane and a Chihuahua with a 3-foot height difference became unlikely friends when Guinness World Records arranged a ...

Reginald, a 7-year-old Great Dane from Idaho, and Pearl, a chihuahua from Florida, are both certified by Guinness World ...