Though she may be little, this pup has a big personality. — -- Meet Thumbelina, a 1.54-pound Chihuahua puppy who now has the title of being the smallest dog ever adopted from the Wisconsin Humane ...

A pair of world record-breaking dogs is proving that pets can come in all shapes and sizes. The current Guinness World Record holders for the world's tallest dog and the world's smallest dog met in ...

A pair of world record-breaking dogs is proving that pets can come in all shapes and sizes. The current Guinness World Record holders for the world's tallest dog and the world's smallest dog met in ...

The world of pets is full of surprises, from record-breaking cats with the longest tails to parrots that can mimic hundreds of words. Among these fascinating creatures stands one tiny marvel, the ...