Developed in the 19th century, the bull terrier is a fighting dog and then, it has become a fashionable companion for gentlemen. Nowadays, people keep them as a pet and show dogs. With a long and egg-shaped head, the bull terrier dog breed can easily be recognized. The bull terrier dog is muscular and stocky. You will find them in two varieties based on the sizes- standard and miniature. The height of a standard-sized bull terrier goes up to 22 inches and weighs 60 pounds while the miniature-sized dog is a maximum of 14 inches high with 33 pounds weight.