Located on the border of Jilin and Heilongjiang provinces and the Inner Mongolia autonomous region, the Momoge National Nature Reserve in Baicheng city has rich natural resources and is a key habitat for migratory birds in China.
It is one of the nine major global bird migration routes, with more than 5 million migratory birds passing through every year.
The number of white cranes stopping in the reserve in spring and autumn has stabilized at around 3,500, with a resting period of about 100 days every year.