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The chicken (Gallus gallus domesticus) is a large and round short-winged bird, domesticated from the red junglefowl of Southeast Asia around 8,000 years ago. Most chickens are raised for food, providing meat and eggs; others are kept as pets [1] or for cockfighting.
[38] [39] Zoogeography and evolutionary biology point to the original domestication site of chickens as somewhere in Mainland Southeast Asia and southern China in the Neolithic. Chickens were one of the ancestral domesticated animals of the Austronesian peoples. They were transported to Taiwan and the Philippines around 5,500 to 4,500 years ago.
Since their domestication, a large number of breeds of chickens have been established, but with the exception of the white Leghorn, most commercial birds are of hybrid origin. [18] In about 1800, chickens began to be kept on a larger scale, and modern high-output poultry farms were present in the United Kingdom from around 1920 and became ...
Illustration of thirty-nine varieties of chicken (and one Guinea Fowl) . There are hundreds of chicken breeds in existence. [1] Domesticated for thousands of years, distinguishable breeds of chicken have been present since the combined factors of geographical isolation and selection for desired characteristics created regional types with distinct physical and behavioral traits passed on to ...
The domestic chicken is descended primarily from the red junglefowl (Gallus gallus) and is scientifically classified as the same species. [6] The traditional poultry farming view, is stated in Encyclopædia Britannica (2007): "Humans first domesticated chickens of Indian origin for the purpose of cockfighting in Asia, Africa, and Europe.
A timeline of domesticated animals Ever wondered when those animals on the farm made it to the farm? Well, humans decided to tame some of them as pets and others for more appetizing reasons many ...
An example of the wild ancestor of an animal bred as a food source is in chickens. The ancestor of the domesticated chicken, the red junglefowl, is believed to have an origin in parts of South and Southeast Asia. [4] Around 8,000 years ago humans started to breed this species for food.
Poultry farming is the form of animal husbandry which raises domesticated birds such as chickens, ducks, turkeys and geese to produce meat or eggs for food.Poultry – mostly chickens – are farmed in great numbers.