Country of Origin: United Kingdom
Height: Male: 64–68 cm, Female: 61–66 cm
Weight: Male: 50–59 kg, Female: 45–54 kg
Color: Red, Fawn, Brindle
Life Expectancy: 7 – 10 years
Temperament: Reliable, Devoted, Reserved, Protective, Alert, Docile, Loyal, Calm, Powerful, Courageous, Loving
Litter Size: 5 - 13 puppies
Health Problems: Prone to cancer, hip dysplasia, tumors, eyelid problems, PRA and boils on the lips. Alsoprone to bloat. It is a good idea to feed them two or three small meals a day instead of one large meal. Gains weight easily, do not over feed. Prone to mast cell tumors.
The Bullmastiff is legendary for its bravery and courage, was originally developed to overtake and capture intruders without mauling or killing them.
The Bullmastiff is very powerfully built, but not cumbersome, with a broad wrinkled head and fairly short, square, dark muzzle (about 1/3 the length of the whole head).
The nose is black with large nostrils.
The dark hazel, medium-sized eyes should have an alert, intelligent expression.
The v-shaped wide-set ears are pendant and dark colored.
The teeth should meet in a level or slightly undershot bite. The short back is straight and level between the withers and the loin.
The tapering tail is set high and reaches to the hocks. The short, slightly rough coat comes in brindle, fawn, or red, often with black markings on the head.