The Andalusian Grey is a rare strain of the Andalusian Black with blue roan coloration.
The breed is found in the mountains of North Córdoba and North Huelva in Spain. The
Spanish government has sponsored a herd of these cattle in Badajoz in an attempt to
prevent their extinction.
Genus Bos: Cattle Breeds of the World, 1985, MSO-AGVET (Merck & Co., Inc.), Rahway,
Mason, I.L. 1996. A World Dictionary of Livestock Breeds, Types and Varieties. Fourth
Edition. C.A.B International. 273 pp.