The California Gray is an American

breed A breed is a specific group of breedable domestic animals having homogeneous appearance (phenotype), homogeneous behavior, and/or other characteristics that distinguish it from other organisms of the same species. In literature, there exist seve ...

of domestic

chicken The chicken (''Gallus gallus domesticus'') is a domesticated subspecies of the red junglefowl (''Gallus gallus''), originally native to Southeast Asia. It was first domesticated around 8,000 years ago and is now one of the most common and w ...

. It may be also known as the "production black".

History

The California Gray was developed in

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

in the 1930s by Horace Dryden in

Modesto, California Modesto ( ; ) is the county seat and largest city of Stanislaus County, California, United States. With a population of 218,069 according to 2022 United States Census Bureau, U.S. Census Bureau estimates, it is the List of cities and towns in Ca ...

. His aim was to produce a dual-purpose chicken that would be suitable for

meat Meat is animal Tissue (biology), tissue, often muscle, that is eaten as food. Humans have hunted and farmed other animals for meat since prehistory. The Neolithic Revolution allowed the domestication of vertebrates, including chickens, sheep, ...

production and would also lay large white

eggs An egg is an organic vessel in which an embryo begins to develop. Egg, EGG or eggs may also refer to: Biology * Egg cell, the female reproductive cell (gamete) in oogamous organisms Food * Eggs as food Places * Egg, Austria * Egg, Switzerland ...

. By

cross-breeding A crossbreed is an organism with purebred parents of two different breeds, varieties, or populations. A domestic animal of unknown ancestry, where the breed status of only one parent or grandparent is known, may also be called a crossbreed though ...

Barred Plymouth Rock The Plymouth Rock is an American breed of domestic chicken. It was first seen in Massachusetts in the nineteenth century and for much of the early twentieth century was the most widely kept chicken breed in the United States. It is a dual-pu ...

and White Leghorn birds, an

autosexing Auto-sexing breeds of poultry are those in which the sex of newly-hatched chicks can be determined from the colour and markings of the down. Some breeds of chicken, of goose and of domestic pigeon have this characteristic. The idea of such a ...

breed with barred gray adult plumage was produced. As in other autosexing breeds, the sex of chicks can be distinguished at about a day old. The California Gray was never recognized as a breed by the

American Poultry Association The American Poultry Association (APA) is the oldest poultry organization in North America. It was founded in 1873, and incorporated in Indiana in 1932. The first American poultry show was held in 1849, and the APA was later formed in respons ...

, and in the twenty-first century is a rare breed. It is not listed on the conservation priority list of the

Livestock Conservancy The Livestock Conservancy, formerly known as the American Livestock Breeds Conservancy (ALBC) and prior to that, the American Minor Breeds Conservancy, is a nonprofit organization focused on preserving and promoting Rare breed (agriculture), ra ...

, and is not reported to the

DAD-IS DAD-IS is the acronym for the Domestic Animal Diversity Information System, a tool developed and maintained by the Food and Agriculture Organization of the United Nations as a part of its programme for management of animal genetic resources for ...

database of the

FAO The Food and Agriculture Organization of the United Nations; . (FAO) is a List of specialized agencies of the United Nations, specialized agency of the United Nations that leads international efforts to defeat hunger and improve nutrition ...

Use

The California Gray is a dual-purpose bird, producing both meat and eggs. Cocks are crossed with White Leghorn hens to produce the California White commercial

sex-link Sex-links are crossbred chickens whose color at hatching is differentiated by sex, thus making chick sexing an easier process. Sex-links come in several varieties. As hybrids of laying or dual-purpose breeds infused with extra vigor via hetero ...

hybrid.

References

Chicken breeds Chicken breeds originating in the United States {{poultry-stub