China News Service, Guiyang, November 10 (Zhou Yanling) The temperature drops and the chill is getting thicker, and it is the season of migratory birds.

As of November 10, the Caohai National Nature Reserve in Weining, Guizhou, has welcomed more than 50,000 migratory birds to overwinter.

  The seven migratory bird habitats in Caohai National Nature Reserve, including Liujiaxiang, Zhujiawan, and Wangjiayuan, are more lively than ever before. There are birds such as black-necked cranes, gray cranes, bar-headed geese, egrets, and pincer-billed storks. All kinds of migratory birds either freely forage for food, or play happily in the water, or spread their wings in the sky over the sea of ​​grass...

  "This year's first batch of migratory birds arrived 9 days earlier than in previous years, and the types and numbers of migratory birds that come to overwinter are increasing every day." The staff of the Management Committee of Caohai National Nature Reserve in Guizhou said that the various habitats of migratory birds will be carried out every day. Patrol from time to time to ensure that the black-necked cranes that come to Caohai to live through the winter wait for the birds to "live and live" and "eat canteens".

The picture shows migratory birds arriving in Caohai for overwintering.

Photo by Wen Xu

  Caohai is one of the world's largest wintering sites for endangered black-necked cranes, and is known as the "Hometown of Black-necked Cranes in China" and "Bird's Paradise".

Compared with 2005, the number of bird species in Caohai has increased from 203 to 246, of which 18 are newly discovered bird species in Guizhou.

  As China's first batch of national ecological civilization experimental areas, Guizhou will increase wetland protection from 2016 to 2020. The province has invested 4.08 billion yuan in the protection and restoration of wetlands.

At present, 53 wetland parks have been built, with 24547 known biological species. As of 2020, the protection rate of wetland in Guizhou reaches 53.61%.

  Wetland is one of the most important ecosystems in the world and is known as the "kidney of the earth".

At present, all parts of China are stepping up efforts to protect wetlands. Jilin has established multiple wetland reserves over the years. Starting in October, the vast wetland reserves in the central and western parts of the province have welcomed a large number of migratory birds.

  The ecological functions of wetlands are being restored, and there are more and more bird "new friends" in the wetlands.

In the Migratory Bird Reserve of Poyang Lake National Wetland Park, more than 38,000 migratory birds have come here to overwinter, and a variety of rare migratory birds have appeared in Poyang Lake. For example, the black stork, a national first-class protected animal, appears in the shallows, and they play for food with egrets. , The rare "black and white with the same frame" appeared.

  Sichuan Ruoergai Wetland National Nature Reserve also ushered in a large number of migratory birds "resting and punching", and the reserve has become a "transfer station" for them to forage and replenish energy.

  The data shows that China's wetland area has exceeded 800 million mu. The wetland area ranks first in Asia and fourth in the world, and it provides a habitat for birds.