https://www.chinadaily.com.cn/a/201811/01/WS5bdab1eea310eff303285fb7.html
Black-headed gulls migrate to Kunming in China's Yunnan - Chinadaily.com.cn
Thousands of black-headed gulls have migrated to the city during these days. Kunming is known as the "spring city" for its mild climate and year-round green...
black headed gulls