They are important and necessary feeding and breeding grounds for migratory birds.
他们是候鸟必不可少的觅食和繁殖地，十分重要。
Some residents voiced concern that the rice could threaten certain species of rare migratory birds.
一些居民担心这种大米会威胁到某些稀有候鸟的生存。
Early in his research, Kramer found that caged migratory birds became very restless at about the time they would normally have begun migration in the wild.
在克雷默早期的研究中，他发现被关在笼中的候鸟在它们通常开始在迁徙的大致时间会变得非常不安。
Make a report on how migratory birds live.
写一份候鸟如何生活的报告。
Can migratory birds carry H5N1 over long distances?
候鸟会长距离携带H5N1型禽流感病毒吗？
Do migratory birds spread highly pathogenic avian influenza viruses?
候鸟是否传播高致病性禽流感病毒？
The Salyan Rayon is located near wetlands frequented by migratory birds.
萨利亚内区地处经常出现候鸟的湿地附近。
Deaths in migratory birds, infected with the virus, have also been reported.
还报告了受该病毒感染的候鸟的死亡。
Besides migratory birds, what other animals have the habit of migrating?
除了候鸟，还有哪种动物有移居的习性？
As the season changes, migratory birds begin to arrive at the coastal wetland.
随着季节的变化，候鸟开始陆续到达沿海的湿地。
The migratory birds gather in flocks along the coast and gradually drift southward.
候鸟沿着海岸成群聚集，并逐渐南移；
The study, appearing Oct. 29 in Nature, may improve conservation efforts for migratory birds.
该研究发表于10月29日的《自然》杂志，候鸟保育研究有了新进展。
The park is also the domain of the Porcupine caribou herd and half a million migratory birds.
公园也是豪猪、驯鹿群和50万候鸟所占有的地方。
To conserve energy, migratory birds prefer tailwinds, and are willing to wait for good weather.
为了节省体力，鸟儿们更喜欢顺风，它们期待着天气转好。
The role of migratory birds in the spread of highly pathogenic avian influenza is not fully understood.
候鸟传播高致病性禽流感的作用尚不完全清楚。
You mean warm, distant sky sadness. Migratory birds fly back to the south, you still asleep I chest.
你吝啬的温暖，远处天空的苍凉。候鸟飞回南方，你依旧沉睡我胸膛。
Apart from aesthetics, the threat to migratory birds is the most frequently cited argument against wind farms.
反对风电站的理由，除了从美观上，还有一条经常被提到的理由，即对候鸟的威胁。
Experts are debating the extent to which migratory birds are responsible for the spread of H5N1 from one region to another.
对于禽流感在不同地区之间的传播候鸟所应该承担的责任，专家之间存在着争议。
Researchers have focused on how warming trends in temperate breeding areas disrupt the sensitive ecology of migratory birds.
此前，已有调查人员把重点放在了“暖动向”在影响温带繁殖区怎样影响候鸟敏感生境的。
Populations in affected countries are advised to avoid contact with dead migratory birds or wild birds showing signs of disease.
建议受染国家的人群避免接触候鸟死尸或有疾病征兆的野鸟。
SIXTEEN million migratory birds fly to Britain every year from sub-Saharan Africa in a flurry of wing beats that herald the spring.
每年有50多种、1600万候鸟从非洲萨哈拉南部启程，挥动着翅膀、势如疾风来到英国，预示着春天到了。
Migratory birds, for example, often become disoriented by fog or storms, causing them to run into towers, Bridges, wind turbines and trees.
例如候鸟常常由于大雾或者风暴而迷失方向，导致它们撞向高塔、桥梁、风轮机和树木。
Migratory birds fly long distances between a winter home and a summer home. Some researchers say these birds are getting too much blame.
候鸟要飞很长的距离往返于夏季的栖息地和冬季的栖息地。一些专业说这些鸟类背负了太多的谴责。
Climate change is not only affecting four-legged animals in the Arctic, but also migratory birds which have altered their breeding habits.
气候变化不仅影响在北极有四只腿的动物，还改变了候鸟的繁殖习性。
Recent events make it likely that some migratory birds are now implicated in the direct spread of the H5N1 virus in its highly pathogenic form.
最近的事件表明一些候鸟有可能涉及直接传播高致病型H5N1型病毒。
Recent events make it likely that some migratory birds are now implicated in the direct spread of the H5N1 virus in its highly pathogenic form.
最近的事件表明一些候鸟有可能涉及直接传播高致病型H5N1型病毒。
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