1 "Chihuahua" is the smallest in the world. Originated in Mexico around the 19th century, but these dogs are small. But not as small as a chihuahua breed today .
1 ranking, "Shiva Wah" is the smallest in the world. Originated in Mexico tells the story of the 19th century, this was originally a small puppies, but not as much as the current Shiva puppies WA .
1 rating "facilitate. "There is in the world there is a small Mexican origin in about the 19th century, but this is a small species of old dogs, but not as much as a dog small plants facilitate in current