
An egret forages at Fenhe River in Taiyuan, capital city of north China's Shanxi Province, Jan. 4, 2023. In recent years, with the continuous ecological efforts along the Fenhe River, more and more migratory birds including egrets, whooper swans, black storks and other rare birds have come here to inhabit.(Photo: Xinhua)

Egrets forage at Fenhe River in Taiyuan, capital city of north China's Shanxi Province, Jan. 4, 2023. In recent years, with the continuous ecological efforts along the Fenhe River, more and more migratory birds including egrets, whooper swans, black storks and other rare birds have come here to inhabit.(Photo: Xinhua)

An egret forages at Fenhe River in Taiyuan, capital city of north China's Shanxi Province, Jan. 4, 2023. In recent years, with the continuous ecological efforts along the Fenhe River, more and more migratory birds including egrets, whooper swans, black storks and other rare birds have come here to inhabit.(Photo: Xinhua)

An egret flies over the Fenhe River in Taiyuan, capital city of north China's Shanxi Province, Jan. 4, 2023. In recent years, with the continuous ecological efforts along the Fenhe River, more and more migratory birds including egrets, whooper swans, black storks and other rare birds have come here to inhabit.(Photo: Xinhua)