The Dorper, developed in South Africa, is primarily a mutton sheep and meets these requirements exceptionally well. The breed shows exceptional adaptability, hardiness, reproduction rates and growth as well as good mothering abilities. They are a hair sheep. The Dorper breed is numerically the second largest breed in South Africa.
The Katahdin is an improved breed of hair sheep, the first hair breed to meet North American industry standards for carcass quality. The Katahdin is a cross between British meat breeds, notably the Suffolk, African Hair sheep, specifically the St. Croix, and later the Wiltshire Horn.