As you can see from the photo, a group of egrets were flying on Chongling river of Sheshi village, Renyi town, Guiyang county on Oct. 16, 2014, which impressed people with a beautiful and harmonious ecological image of local area. Chongling river which is about 29kms long passes 7 towns and villages of Guiyang county, covering over 2,478 square kms basin areas. Abundant vegetation forms of wetland and over 150 species of wild vertebrates were discovered there. Along with the sound protection of wetland and improvement of natural environment, thousands of egrets were attracted to settle down there in the golden autumn season.