The grassland along the river is the habitat of many waterfowls.

水边的这片草滩,是许多水鸟的栖息地.

Virus isolation have demonstrated that long-distance migratory waterfowls are important spreaders of influenza viruses.

病毒分离工作证明，作长距离迁飞的水禽是流感病毒的重要传播者。

Virus isolation have demonstrated that long - distance migratory waterfowls are important spreaders of influenza viruses.

病毒分离工作证明,作长距离迁飞的水禽是流感病毒的重要传播者.

Zhalong Nature Reserve is the nation's level and the zoology nature protect area, which is famous for cranes and waterfowls.

扎龙自然保护区是国家级以鹤类等水禽为主体和湿地生态自然保护区。