Slate turkey

The Slate, or Blue Slate, is a breed of domestic turkey known for the slate gray color of its plumage. Lighter birds are sometimes called Lavender turkeys.[1]^:236 Turkeys of the Slate breed may actually be any number of shades between pure black and white, but only ash-gray birds are eligible for showing under the directive of the American Poultry Association’s ‘’Standard of Perfection’’, into which they admitted as a variety in 1874.[1]^:236 Slate turkeys are listed as critically endangered by the American Livestock Breeds Conservancy, and meet the definition of a heritage turkey breed.