The appearance of a black rooster

Black chicken is a kind of special rare poultry, which has both medicinal, meat and ornamental value. it is famous for medicinal poultry at home and abroad. So what does the black chicken's attack look like?

I. appearance features

Its appearance features are small and delicate, meticulous and compact, with a small head, short neck and short legs, with ten characteristics:

(1) clump crown: the crown looks like strawberry type, the crown tooth is clustered, the color is dark purple before sexual maturity, sexual maturity is slightly reddish.

(2) tasseled head: there is a clump of silk on the top of the head, forming a hairy crown, also known as "crested head". The female is more obvious than the male, shaped like a "white fluffy ball".

(3) Green ears: the ear leaves are dark purple, slightly peacock blue, and become more dazzling in sexual maturity. in adulthood, the color gradually changes to dark green, and the rooster fades quickly.

(4) beard: there are slender silk hairs on the lower jaw of the chicken, and the female is more developed than the male.

(5) five claws: each foot has five toes, with an extra toe at the base of the back toe of the chicken.

(6) Silk hair: the whole body feathers are fluffy, white and smooth, with only a small amount of flat hairs at the base of the main wing feathers and tail feathers. Generally, the wing feather is short, the end of the feather often has incomplete division, and the tail feather and the falx feather of the rooster are underdeveloped.

(7) hairy feet: the shank and the fourth toe have white feathers, the outside is obvious.

(8) black skin: the whole body skin and eyelids, beak, shins, toes are black.

(9) Black flesh: the whole body muscle and visceral membrane and peritoneum are black, but the chest muscle and leg muscle are lighter.

(10) Black bone: the periosteum is dark black and the bone is light black.

II. Nutritional value

Black-bone chicken meat is black and tender, delicious and refreshing, rich in nutrition, and has a special nourishing function for the human body. According to the analysis, the black-bone chicken is rich in nutrients needed by the human body, in which the contents of protein, trace elements, γ-globulin, platelets and serum enzymes are higher than those of ordinary chickens. in addition, it also has many functions, such as increasing blood cells and heme, regulating physiological function, enhancing immunity and anti-aging. Black-bone chicken eggs have the characteristics of egg shape standard, good eggshell quality, cooked egg rate and high proportion of egg yolk, and its cholesterol content is 10.94% lower than that of ordinary chickens, and can enrich trace elements zinc and selenium necessary for human body. therefore, black-bone chicken health eggs can be produced by changing feed through biotransformation. Compared with ordinary chicken breeds, black-bone eggs had higher yolk proportion and less protein, which indicated that black-bone eggs had higher fat, rich amino acid content per unit weight and high nutritional value.

The black chicken is small and light, gentle and not good at leaping, so it has the characteristics of good nesting, fast growth and slow development. At the same time, it integrates medicinal, nutritional and ornamental value, especially the most obvious medicinal value.