American Staffordshire terrier, Staffordshire terrier, American pit bull terrier, pit bull terrier
['Chihuahua', 'otterhound, otter hound', 'malinois', 'flat-coated retriever', 'miniature pinscher', 'hog, pig, grunter, squealer, Sus scrofa', 'Airedale, Airedale terrier']