What are the breeds of ducks? What is the purpose of the tail?

Ducks are vertebrates, which can be divided into domestic ducks and wild ducks. Domestic ducks are domesticated from wild mallard ducks and spotted-billed ducks. The wild duck is smaller in size, has a shorter neck and has a strong diving ability. It can swim happily in the water. Domestic ducks are bigger, live mainly on land, and can stay in water for a period of time, but not for too long. Let's learn more about the breeds of ducks. What is the purpose of the tail?

What are the breeds of ducks?

1. Gaoyou duck

Gaoyou duck, also known as Gaoyou duck, is one of the three famous ducks in China. It is an excellent local breed for both egg and meat. It is produced in Gaoyou, Jiangsu Province.

Gaoyou duck is good at diving, strong adaptability, tolerance to roughage, fast growth, large egg production and good egg quality, so it is favored by breeding. Gaoyou duck likes to produce double yellow eggs or even three yellow eggs, which are well known to friends at home and abroad.

2. Beijing Duck

Beijing duck has a history of more than 400 years. It is also a geographical indication of agricultural products in the country and a unique duck breed in Beijing. Beijing duck is a kind of meat duck with white feathers, slightly yellowing, very plump and fat, protruding chest and slightly upturned tail.

3. Youxian Ma Duck

Youxian sesame duck is a typical egg-laying duck, produced in the Xishui and Shahe basins in Youxian County, Hunan Province, where ducks and eggs are exported to many cities, such as Taiwan, Shanghai, Guizhou, Guangdong and other places.

The whole body feathers of Youxian duck are yellowish brown and black, forming sesame color, so it is called sesame duck, which has the advantages of small size, rapid growth, mature drought and more eggs, so it is a variety of egg duck suitable for grazing and raising in paddy fields.

4. Shaoxing duck

Shaoxing duck is a duck breed with a very high laying rate, which is mainly produced in Shaoxing, Xiaoshan, Zhuji and other counties under the jurisdiction of the old Shaoxing prefecture in Zhejiang province. Shaoxing duck is very small in size and has the advantages of eating less and laying high eggs.

5. Chaohu duck

Chaohu duck is a kind of duck breed with both egg and meat. This kind of duck has the characteristics of stroke, symmetrical figure, wild grazing, strong foraging ability, wide adaptability, rough feeding resistance, deep diving, strong disease resistance and so on.

What is the function of a duck's tail?

1. Keep your balance

The duck walks with a swing, and its tail wags with it, mainly to maintain the balance of the body.

2. Help float on the surface

Ducks can easily play in the water, and the tail plays a great auxiliary role. The tail of the duck has a relatively large fat gland, which can secrete oil. Ducks apply oil to the heavy feathers by pecking and wiping their beaks, so that when the ducks swim in the water, the feathers do not get stained with water and retain a certain amount of air.

3. Control the direction

When a duck swims, its tail controls the direction like a rudder.