The Poland China is a breed of domestic pig

Domestic pig

The domestic pig is a domesticated animal that traces its ancestry to the wild boar, and is considered a subspecies of the wild boar or a distinct species in its own right. It is likely the wild boar was domesticated as early as 13,000 BC in the Tigris River basin...

, first bred in the Miami Valley

Miami Valley

The Miami Valley, broadly, refers to the land area surrounding the Great Miami River in southwest Ohio, USA, and also includes the Little Miami, Mad, and Stillwater rivers as well...

, Ohio

Ohio

Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, in 1816, deriving from many breeds including the Berkshire

Berkshire (pig)

Berkshire pigs are a rare breed of pig originating from Berkshire in England.Herds of the breed are still maintained in England by the Rare Breeds Survival Trust at Aldenham Country Park, Hertfordshire, and by the South of England Rare Breeds Centre in Kent. The Berkshire is listed as 'vulnerable',...

 and Hampshire

Hampshire (pig)

The Hampshire pig is a domestic swine breed characterized by erect ears and a black body with a whitish band around the middle, covering the front legs....

. It is the oldest American breed of swine.
Poland China hogs are typically black, sometimes with white patches, and are known for their large size. Big Bill, the largest hog ever recorded, was a Poland China. Poland Chinas rank highest in U.S. pork production in pounds of hog per sow per year.

External links

• "Poland China", Oklahoma State University Department of Animal Science
• Poland China Record Association
• Columbia Encyclopedia entry