Related introduction:
Chicken is a kind of poultry. Domestic chickens originated from wild chickens, and the domestication history was at least about 4000 years, but it was not until about 1800 that chickens and eggs became mass-produced commodities.
Livestock is highly domesticated by human beings and is the social product of long-term labor. They have unique economic characteristics, can meet human needs, and form different varieties. Under the condition of artificial reproduction, they can reproduce their offspring normally and change with the change of artificial selection and production direction, and their characteristics can be inherited stably.
Extended data
On May 29th, 2020, the National Catalogue of Livestock and Poultry Genetic Resources was released, and 33 domestic livestock and poultry breeds were identified for the first time, including their local varieties, cultivated varieties, introduced varieties and supporting lines. Among them, there are 0/7 kinds of traditional livestock and poultry/kloc-,namely, pig, common cow, tumor cow, buffalo, yak, Daniel, sheep, goat, horse, donkey, camel, rabbit, chicken, duck, goose, pigeon and quail;
Special livestock and poultry 16 species, including sika deer, red deer, reindeer, alpaca, turkey, guinea fowl, pheasant, partridge, muscovy duck, ostrich, emu, mink (non-edible) and silver fox (non-edible) Included in the directory, in accordance with the "People's Republic of China (PRC) animal husbandry law" management.