Are pitbulls and American staffies the same dog?

Pitbull is not a breed recognized by any major kennel club, but is instead a term used in the United States for a type of dog that resembles the American Pit Bull Terrier, American Staffordshire Terrier, and Staffordshire Bull Terrier. An American Staffordshire Terrier is a breed of dog that was developed in the United States from the Staffordshire Bull Terrier and other breeds. So, Pitbull and American Staffies are not necessarily the same breed, but may share some physical characteristics and ancestry.