A blue-tailed bee eater is seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
Blue-tailed bee eaters are seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
Blue-tailed bee eaters are seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
A blue-tailed bee eater is seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
Blue-tailed bee eaters are seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
A blue-tailed bee eater is seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
Blue-tailed bee eaters are seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
A blue-tailed bee eater is seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
A blue-tailed bee eater is seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
Blue-tailed bee eaters are seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)
Blue-tailed bee eaters are seen at Wuyuanwan blue-tailed bee eater nature reserve in Xiamen, southeast China's Fujian Province, May 19, 2020. (Xinhua/Wei Peiquan)