The Wire-haired Terrier is a type of terrier that is characterized by its wiry coat. Two popular breeds of this type of terrier are the AIREDALE and the SCOTTIE. The AIREDALE is the largest of the terriers, and is known for its intelligence and loyalty. The SCOTTIE is a small breed of terrier that is known for its independent and feisty personality. Both breeds are popular family pets and have been around for many years.