The Wire Fox Terrier is a breed

Dog breed

Dog breeds are groups of closely related and visibly similar domestic dogs, which are all of the subspecies Canis lupus familiaris, having characteristic traits that are selected and maintained by humans, bred from a known foundation stock....

 of dog

Dog

The domestic dog is a domesticated form of the gray wolf, a member of the Canidae family of the order Carnivora. The term is used for both feral and pet varieties. The dog may have been the first animal to be domesticated, and has been the most widely kept working, hunting, and companion animal in...

, one of many terrier

Terrier

A terrier is a dog of any one of many breeds or landraces of terrier type, which are typically small, wiry, very active and fearless dogs. Terrier breeds vary greatly in size from just a couple of pounds to over 70 pounds and are usually categorized by size or function...

 breeds. It is an instantly recognizable fox terrier

Fox Terrier

Fox Terrier refers primarily to two different breeds of the terrier dog type: the Smooth Fox Terrier and the Wire Fox Terrier. Both of these breeds originated in the 19th century from a handful of dogs who are descended from earlier varieties of British terriers, and are related to other modern...

 breed. Although it bears a resemblance to the Smooth Fox Terrier

Fox Terrier (Smooth)

The Smooth Fox Terrier is a breed of dog, one of many terrier breeds. It was the first breed in the fox terrier family to be given official recognition by The Kennel Club...

, they are believed to have been developed separately.
The wire fox terrier is a sturdy, balanced dog weighing between 7 and 9.5 kg (15 and 21 lb). It should not be more than 15 1/2 in (39.37 cm) in height. Its rough, broken coat is distinctive.