Add a Bramstoke Bullmastiff to Your Life! We have some promising Bullmastiff litters planned for 2016 and 2017, for placement into show, agility, or loving pet homes. Due to high demand, and the very limited number of puppies we produce, we do strongly suggest advance reservations. Goldleaf Mastiffs has been producing mastiffs of sound mind, body and temperament for over 30 years. May 31, 2019 · The Bullmastiff is distinguished from the English Mastiff by its smaller size and more compact face. They have been described as intelligent, loyal, stubborn, laid back, family oriented, stoic, and even-tempered. Bullmastiffs rarely bark unless there is a reason. Dec 05, 2015 · Dog attacks are traumatic and in some cases, tragic events. Tell a dog owner that his dog is dangerous and you will probably get rebuffed. The sad truth is that some dogs, like their wolf and jackal relatives, are prone to aggressive tendencies. Should you rub one up the wrong way unwittingly, the consequences are disastrous.