American Pit Bull Terrier: This is the breed most people refer to when they use the term "pit bull.
American Staffordshire Terrier: Often confused with the American Pit Bull Terrier, the American Staffordshire Terrier is recognized as a separate breed.
Staffordshire Bull Terrier: Smaller than the American Staffordshire Terrier, the Staffordshire Bull Terrier is known for its great strength.
American Bully: Developed in the 1980s and 1990s, the American Bully is a combination of American Pit Bull Terriers and American Staffordshire.
Bull Terrier: Recognizable by their unique "egg-shaped" head, Bull Terriers are spirited and friendly.
Miniature Bull Terrier: This breed shares the characteristics of the standard Bull Terrier but in a smaller package.
American Bulldog: Often mistaken for a pit bull type, American Bulldogs are larger and have a distinctive powerful build.
Boston Terrier: Sometimes called the "American Gentleman," Boston Terriers are not a pit bull breed but share the bull terrier lineage.