* Size: Small to medium-sized breed
* Weight: Typically between 12 and 25 pounds
* Height: 15-17 inches at the shoulder
* Body: Compact, muscular, and well-proportioned
* Head: Square-shaped with a broad, flat skull and a short muzzle
* Eyes: Dark, round, and set wide apart
* Ears: Small, erect, and pointed
* Tail: Short and either straight or slightly curved
* Coat: Short, smooth, and fine
* Colors: Black, brindle, seal, or a combination of these colors with white markings
Boston bull terriers have a distinctive appearance, with their muscular build, expressive eyes, and playful nature. They are often described as being charming and affectionate dogs, making them popular companions and family pets.