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在我国传统的生肖纪年法中,今年是21世纪的第一个鸡年--乙酉鸡年。作为家禽的鸡,属鸟纲雉科。其远祖为古代原鸡。古原鸡的后代分为三类:一支即人工饲养而进化的家鸡; 一支经遗传变异而演化为雉(野鸡);一支则变化不大,称现代原鸡,在我国云南、海南、广西等省区仍有分布,属三类保护动物。不过,十二生肖中的酉鸡并不包括雉、鹑、马鸡等野生雉鸡。食火鸡、珍珠鸡等家禽也不在此列。十二生肖中的鸡通常指家鸡。家鸡的喙短小尖锐,上稍弯曲,有冠及肉髯,翅短难高飞,脚健壮。鸡与人类有
In our country’s traditional Lunar New Year, the year is the first year of the 21st century, As a poultry chicken, is a bird pheasant family. Its ancestors for the ancient original chicken. The offspring of the ancient chicken is divided into three categories: one is the artificial breeding and evolution of chicken; one by genetic variation and evolved into pheasant (pheasant); one is not changed much, saying that the modern original chicken, in our Yunnan, Hainan , Guangxi and other provinces are still distributed, are three types of protected animals. However, the zodiac in the unitary chicken does not include pheasant, quail, horse chickens and other wild pheasant. Poultry such as turkeys and guinea fowls are not included here. Zodiac chicken usually refers to chicken. Chicken short beak sharp, slightly curved, crowns and flesh, wing short hard to fly, feet strong. Chickens and humans have