Kerry Blue Terrier

Some characteristics of the Kerry Blue Terrier include a long head, flat skull, deep chest, and a soft wavy to curly coat that comes in several shades of blue (from blue-black to light slate grey). The coat is considered to have more "color" or to be more "blue" when it carries more of the grey/blue color (or the lighter the coat is).

Airedale Terrier

The Airedale Terrier (often shortened to "Airedale") is a breed of the terrier type, originating in Airedale, a geographic area in Yorkshire, England

In England this breed has also been used as a police dog.

They weigh 25–30 kilograms (55–66 lb) and have a height at the withers of 58–61 centimetres (23–24 in) for dogs, with females slightly smaller.