The Shar-Pei is known for his deep wrinkles and his black tongue. When its name is translated it means "sand skin" referring to the dog's short rough coat. At birth, the dog is covered in... More > wrinkles that gradually disappear as the dog grows older and starts to fit into his skin better. This is the breed of dog that was declared the rarest breed of dog in the world and he is even in the Guinness Book of World Records as such. This was not a recognized breed by the AKC until 1991.
Known as one of the oldest dog breeds in the world, the Shar-Pei comes from the Guandong province of China where for centuries it was bred to be a fighting dog, although the dog that is known as the Shar-Pei in the west, might not look like much of a fighting dog; that is because of the breeding and genetic messing around that we westerners have done with the breed.< Less