«I believe the American Pit Bull Terrier and the American Staffordshire Terrier are the same breed because all the American Kennel Club - registered American Staffordshire Terriers were bred down directly from the United Kennel Club, registered American Pit Bull Terriers,» says Bobbie Morehouse, a member of the National American Pit Bull Terrier Association. (animals-universe.info)
The Miniature Shar - Pei is the same breed as the Chinese Shar - Pei but it has been selectively bred down in size — their miniature size is the result of a recessive gene in their DNA. (petguide.com)
They are very similar to the Standard Dachshund which is the same breed but larger. (dogs.animal-world.com)