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Miniature Bull Terrier
Characteristics, History, and Health

Miniature Bull Terrier

The Miniature Bull Terrier, also sometimes referred to as the ""Mini Bull,"" is essentially a smaller version of the Bull Terrier. Known for their distinctive ""egg-shaped"" head and perky ears, they're energetic, playful, and courageous dogs. Miniature Bull Terriers were first recognized by the English Kennel Club in 1939. They were originally bred from the standard Bull Terrier to control rats and other vermin, given their smaller size. Bull Terriers themselves trace their history back to the 19th century in Britain, bred as a cross between the Bulldog and the Old English Terrier. The breed was later enhanced with the infusion of Dalmatian, Greyhound, and Spanish Pointer to achieve the desired aesthetic and temperament.

Main Info
Alternate Names
Clown Prince of Dogdom, Mini
Life Expectancy
11-13 years
Average Male Height
10-14 inches
Average Female Height
10-14 inches
Average Male Weight
18-28 pounds
Average Female Weight
18-28 pounds
Coat Length
Coat Type
Coat Colors
Black & Brindle, Black & Tan, Black Brindle & White, Black Tan & White, Brindle, Brindle & White, Fawn, Fawn & White, Red, Red & White, White, White & Brindle, White & Fawn, White & Red, White Black & Tan, White Black & Brindle
Coat Pattern
White Markings

Genetic Predispositions and Health

Miniature Bull Terriers can suffer from kidney disease, deafness, degenerative myelopathy, and eye disorders such as progressive rod-cone degeneration, glaucoma, and lens luxation. As for all breeds, genetic screening is recommended to assist veterinarians with diagnosis and proactive care, as well as help breeders identify affected and carrier dogs.

Personality and Behavior

Miniature Bull Terriers are known for their energetic, courageous, and comical nature. They are extremely friendly and can be very affectionate with their family. However, they're also known to be stubborn at times and can be a challenge to train. They do best with experienced dog owners who can provide them with plenty of exercise and mental stimulation. Socialization from an early age is also crucial to prevent them from becoming overly suspicious or aggressive towards other dogs or strangers.

Fun Facts

The Miniature Bull Terrier's distinctive head shape is often described as 'egg-shaped'.

Despite their small size, they are surprisingly strong and agile.

They have a mischievous and clownish personality, often getting into antics that leave their owners in splits.

Unlike most breeds, the Miniature Bull Terrier doesn't have a distinct 'stop' — the point where the muzzle meets the forehead.