Based on the way he straddles between the inside and outside, I'm thinking this clever Chihuahua has slowly been testing the ...

Penny, a Chihuahua mix and service pooch, is now in intensive care after one of the larger dogs set upon her out of nowhere ...

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

A small dog is recovering back at home with her owners after a vicious attack by a much larger canine on an Upper West Side ...

The fact that Reginald is the size of a small horse and Pearl is as small as an apple didn't stop them from getting along ...

Reggie, a 7-year-old Great Dane who stands at a staggering 3 feet 4 inches, and Pearl, a 4-year-old Chihuahua who measures in ...

Guinness World Records organized a meeting between the world's tallest and shortest dogs in April in celebration of the brand ...