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Hormone use in poultry production is illegal in the United States. [37] [66] [67] Similarly, no chicken meat for sale in Australia is fed hormones. [68] Several scientific studies have documented the fact that chickens grow rapidly because they are bred to do so, not because of growth hormones. [69] [70]
Live capons in Hainan, China, displaying characteristic small head, comb and wattle. A capon (from Latin: cāpō, genitive cāpōnis) is a male chicken that has been castrated or neutered, either physically or chemically, to improve the quality of its flesh for food, and, in some countries like Spain, fattened by forced feeding.
Mass production of chicken meat is a global industry and at that time, only two or three breeding companies supplied around 90% of the world's breeder-broilers. The total number of meat chickens produced in the world was nearly 47 billion in 2004; of these, approximately 19% were produced in the US, 15% in China, 13% in the EU25 and 11% in Brazil.
Free Range Egg & Poultry Australia (FREPA) standards are those in which most supermarket brands of free range chicken meat are accredited under. These standards require indoor stocking densities of up to 30 kg/m 2 indoors (about 15 birds per square metre), and beak trimming is not permitted.
Heavy breed softfeather. The Australorp is a chicken breed of Australian origin, developed as a utility breed with a focus on egg laying and is famous for laying more than 300 eggs per year. It achieved world-wide popularity in the 1920s after the breed broke numerous world records for number of eggs laid and has been a popular breed in the ...
In the United States alone, more than 8 billion chickens are slaughtered each year for meat, [74] and more than 300 million chickens are reared for egg production. [75] The vast majority of poultry is raised in factory farms. According to the Worldwatch Institute, 74% of the world's poultry meat and 68% of eggs are produced this way. [76]
The major milestone in 20th-century poultry production was the discovery of vitamin D, [42] which made it possible to keep chickens in confinement year-round. Before this, chickens did not thrive during the winter (due to lack of sunlight), and egg production, incubation, and meat production in the off-season were all very difficult, making ...
The recent USDA ruling was that lab-grown chicken will be labeled as "cell-cultivated." So once it hits stores, when consumers go to the meat department at a grocery store and they're looking at ...