One of the largest, most muscular breeds. Gentle giants prized as guard dogs.
Mastiff
Stocky, robust dogs bred for cattle herding. Devoted companions and protectors.
Rottweiler
Although controversial, these agile, sturdily built dogs are quite affectionate with people.
Pit Bull
An Italian mastiff breed valued as guard dogs. Muscular and intimidating in appearance.
Cane Corso
Known for signature wrinkles and hefty, thickset frame. Sweet temperament.
Bulldog
Energetic, powerful athletes yet gentle and playful. Often used as working or guard dogs.
Boxer
Known for speed, strength and imposing stature. Intelligent and loyal personality.
Doberman