| DescriptionThe 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.
OriginThe Bullmastiff was obtained by crossing 60% Mastiffs with 40% Bulldogs
in the country of England. Mastiff Bulldog types can be found in
records as early back as 1795. In 1924 Bullmastiffs began to be judged.
Three generations of breeding of Bullmastiffs was required for
Bullmastiffs to be registered as purebreds. The Bullmastiff was used as
a gamekeeper's dog to track down, tackle and hold poachers. The dogs
were fierce and threatening, but were trained not to bite the
intruders. When the need for gamekeeper's dogs decreased, the dark
brindle dogs so good for night camouflage gave way in popularity to the
lighter fawn coloration. It has been prized as a hunting guard, as an
aid in army and police work, and is used as a watchdog by the Diamond
Society of South Africa. Today's Bullmastiff is a reliable family
companion and guardian. It enjoys living with the family, with whom it
comforts itself well.
TemperamentThe Bullmastiff is a devoted, alert guard dog, with a good-natured
temperament, though he tends to be willful. Docile unless provoked, he
is fearless and protective, yet affectionate. Although unlikely to
attack, it will catch an intruder, knock him down and hold him. At the
same time, it is tolerant of children. Intelligent, even-tempered, calm
and loyal. These dogs crave human attention. The Bullmastiff is an
extremely powerful dog and needs a firm master. They should be
thoroughly obedience trained for safety, and should be taught not to
pull on the leash. Be sure to socialize extensively with both people
and other dogs at an early age. Bullmastiffs can be aggressive with
other dogs and are reserved with strangers. They may be okay with other
pets if raised with them from puppyhood. The Bullmastiff is a more
aggressive breed than the Mastiff. He tends to drool and snore. Puppies
may seem uncoordinated. These dogs are very sensitive to the tone of
your voice. It is not a difficult dog but does require a handler who
can assert his authority. The Bullmastiff should never be banished to a
kennel. This breed tends to drool and slobber.
HeightHeight: Dogs 25-27 inches (63-69cm) Bitches 24-26 inches (61-66cm)
WeightWeight: Dogs 110-133 pounds (50-60kg) Bitches 100-120 pounds (45-54kg)
Known Health ProblemsProne to cancer. Beware of hip dysplasia, tumors, and some eyelid
problems. They are also prone to boils on the lips and PRA (eyes).
These dogs tend to bloat. It is a good idea to feed them two or three
small meals a day instead of one large meal.
Conditions for LivingBullmastiffs will do okay in an apartment if it is sufficiently
exercised. It is relatively inactive indoors and a small yard will do.
They can not tolerate extremes of temperatures.
Exercise RequirmentsThese dogs tend to be lazy so provide regular, moderate exercise. Be
sure to exercise and not overfeed him, as he tends to put on weight.
Life ExpectancyUnder 10 years
Litter Size
GroomingThe short-haired, slightly rough coat is easy to groom. Comb and brush
with a firm bristle brush, and shampoo only when necessary. There is
little shedding with this breed. Check the feet regularly because they
carry a lot of weight, and trim the nails.
GroupMastiff, AKC Working
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