Jingxin Wetland in Hunchun City, northeast China's Jilin Province welcomed flocks of migratory birds that flew back north recently. /Xinhua

Local wildlife protection authorities monitored tens of thousands of migratory birds, including rare Steller's sea eagles and white-tailed eagles. /Xinhua

During spring and autumn, hundreds of thousands of migrating birds stop here to rest and forage for food, due to the area's rich environment and humid climate. /Xinhua

As the weather turns warm, the wetland is expecting more birds, such as red-crowned cranes and swans. /Xinhua