Royalty-Free Photo Image Picture Graphics, American Staffordshire Terrier, Amstaff, Pit Bull, Bully Breed, Dog Breed, Muscle Dog, Staffordshire Bull Terrier, Amstaff Temperament, Family Dog, Protective, Energetic, Obedient, Strong, Playful, Intelligent, Loyal, American Pit Bull Terrier, Amstaff Characteristics, American Staffordshire Terrier History, Canine Companion, Amstaff Training, Athletic, Dog Fighting History, Amstaff Appearance, Aggressive Behavior