Typical colours are fawn, black and brindle. Common colours are black and tan, red, fawn, pied, sable, white and brindle. A Bullmastiff's coat may appear in fawn, red, or brindle. The recognized colors are brindle, fawn, brown and Black. Its colour may be grey, brindle, red, black, white, fawn, and wheaten. Combinations such as brindle merle or liver merle are not accepted in the breed standard. Catahoulas come in many different colors including blue merle, red merle, brindle, and solid colors. The coat comes in all shades of fawn and brindle. They are either white, red, fawn, black, brindle, or a combination of these. The Treeing Tennessee Brindle is a breed of cur. They should be either black, brindle or seal with white markings. Their colours vary from solid, brindle, mouse-grey, patched, dappled, or black and tan. Brindle guinea pigs' fur type is Abyssinian (rosetted). Mountain Curs are short-coated dogs which come in blue, black, yellow, brown, or brindle coloration. The original standard allowed for a variety of coat colours, including brindle and sable.