Black-bone chicken, also known as Black-bone chicken, belongs to the genus Pheretima. This kind of animal is native to Wangbei Village, Xishan, Taihe County, Jiangxi Province, China.

The crown of black-bone chicken is strawberry-shaped, with tufted teeth, dark purple before sexual maturity and reddish when sexual maturity; The ear leaves are dark purple, slightly peacock blue, each foot has five toes, and an extra toe is born at the base of the chicken's hind toe; The whole body skin, eyelids, beak, shin and toes are all black.