Migratory birds return to Bayanbulak Wetland in Xinjiang(1/5)

Migratory birds fly over Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. (Photo/China News Service)

Large numbers of migratory birds, including swans, red ducks, spotted geese and grey cranes returned to the wetland in Bayanbulak when snow began to melt.

Migratory birds fly over Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. (Photo/China News Service)

Migratory birds rest at Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. (Photo/China News Service)

Swans rest at Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. (Photo/China News Service)

Swans fly over Bayanbulak Wetland in northwest China's Xinjiang Uyghur Autonomous Region in Spring. (Photo/China News Service)