migratory birds
常见例句
- In the fall of the year the short days and long nights cause the "clocks" in migratory birds to undergo a kind of "winding" in preparation for their spring return and breeding.
每年秋季，短暂的白昼和长时间的黑夜令候鸟身体里的“时钟”经历某种转变，为它们春天的返回和繁殖做准备。 - WHO recommends heightened surveillance for outbreaks in poultry and die-offs in migratory birds, and rapid introduction of containment measures, as recommended by FAO and OIE.
世卫组织建议加强对家禽中暴发和候鸟中死亡的监测并按照粮农组织和国际兽疫局的建议迅速采取控制措施。 - But as oil from the Deepwater Horizon spill in the Gulf of Mexico moves closer to shore, the migratory birds are among up to 400 coastal species that could be affected, biologists say.
但是，由于从墨西哥湾深水地平线钻井平台溢出的原油正日益逼近海岸，导致小燕鸥这种迁徙鸟类以及其他400种沿海生物的生存遭受影响。 - Already,rising temperatures have had an effect on migratory birds.
- Hui said the pigeons were probably infected by wild or migratory birds, whose droppings can carry viruses.
NPR: China Kills Market Birds As Flu Found In Pigeons - Apart from aesthetics, the threat to migratory birds is the most frequently cited argument against wind farms.
ECONOMIST: Wind energy and politics - In Nigeria, there is the suggestion that it was trade, and not migratory birds, that caused the outbreak.
ECONOMIST: The aves, and ave nots 返回 migratory birds