The bulldog, also known as the English or British bulldog, is a stout, muscular, medium-sized member of the canine family. It is a brachycephalic breed with a distinctive pushed-in nose and deeply wrinkled face. Bulldogs are the fourth most popular purebred in the United States, and due to their friendly demeanor and loyalty, tend to make excellent family pets.nSpecifications:nnExhibits naturally missing molars, premolars, and possible periodontal diseasennSkull Length 18.5 cm (7.3 in)nSkull Width 12.8 cm (5 in)nSkull Height 9.6 cm (3.8 in)