Discover the majestic Bullmastiff, a breed known for its imposing stature and gentle heart. Standing at an average height of 24 to 27 inches and weighing between 100 to 130 pounds, these loyal giants are a sight to behold. Originally bred in 19th-century England, Bullmastiffs were cherished for their innate herding instincts and exceptional guarding abilities. Uncover their fascinating history while exploring their impressive physical traits.