Related introduction:
Chicken is a kind of poultry. Domestic chicken comes from wild original chicken, and its domestication history is at least about 4000 years, but it was not until around 1800 that chicken and eggs became mass-produced commodities.
Domestic animals are highly domesticated by human beings, and they are the social products of long-term labor. They have unique economic characteristics, can meet human needs, and have formed different varieties. Under the condition of artificial breeding, 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 29, 2020, the National Catalogue of Livestock and Poultry Genetic Resources was published, which for the first time identified 33 species of domestic livestock and poultry, including their local varieties, cultivated varieties, introduced varieties and supporting lines. Among them, there are 0/7 species of traditional livestock and poultry/kloc-,namely, pig, common cow, buffalo, yak, bull, 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, mallard duck, ostrich, emu, mink (non-edible) and silver fox (non-edible) The Catalogue belongs to the positive list of livestock and poultry breeding. If it is included in the Catalogue, it shall be managed in accordance with the Animal Husbandry Law of the People's Republic of China.