bird migration

用法例句

Physiological ecology of migratory birds during the stopover periods;

迁徙鸟类中途停歇期的生理生态学研究

Study on the utilitizaion of stopover sites and migration strategies of migratory birds;

迁徙鸟类对中途停歇地的利用及迁徙对策

The influence of the surrounding landscape type of water area on the stopover site selection of the migrant waterbirds is studied in Tianjin.

本文以天津地区的迁徙水鸟及其停歇地为例,研究了水域周边景观类型对迁徙水鸟停歇地选择的影响。

Still, where there is such a biological mystery as migration, even improbable experiments are worth trying.

然而，在有候鸟迁移这一生物奥秘现象的地方，即使进行一些成功把握不大的试验也是值得的。

migratory shorebirds of the plover family that turn over stones in searching for food.

迁移类海滨鸟，喜翻石觅食。

A migratory bird that stops in a particular place for a limited period of time.

侯鸟在一特定的地方停留一段有限时间的一种迁移鸟类

But at certain times of the year, all hummingbirds migrate.

不过，每年在特定时节，所有的蜂鸟会迁移他处。

term used in some classifications for migratory shorebirds; coextensive with the Charadrii.

在某些分类中，是迁移海滨鸟的一个术语；与鸻亚目同延。

small long-winged songbird noted for swift graceful flight and the regularity of its migrations.

长长翅膀的小歌鸟，以飞行敏捷而优美以及迁移富有规律而著名。

large migratory shorebirds of the sandpiper family; closely related to woodcocks but having a down-curved bill.

矶鹬科大型的迁移性滨鸟；与丘鹬近缘但长有向下弯曲的喙。

Working out bird migration patterns was one of the triumphs of natural history.

找出鸟类迁移规律才是自然学史上无数可嘉可贺的成就之一。

web-footed long-necked typically gregarious migratory aquatic birds usually larger and less aquatic than ducks.

蹼脚、长颈，是典型的迁移性群居水栖鸟，通常比鸭大但水性较差。

Cardinals, also called "redbirds," do not migrate and have traditionally been more common in warmer climes such as the U.S. southeast.

北美红雀，也被称为"红鸟"，不迁移向来,较常见于温暖如美国东南部。

A lot has been found out about the journeys of migrating birds by marking the birds with aluminium rings put on one leg.

通过在鸟的一只脚上套一铝留作标记，人们已经发现了很多鸟的迁移过程。

These birds migrate to North Africa in winter.

这些鸟冬天迁徙到北非.

the geographic route along which birds customarily migrate.

候鸟迁徙所经的路径。

Some birds migrate as season changes.

有些鸟随季节迁徙。

Migratory waterfowl (most notably wild ducks) are the natural reservoir of avian influenza viruses, and these birds are also the most resistant to infection.

迁移性水禽（主要是野鸭）是禽流感病毒的自然宿主，这些鸟类对感染抵抗力最强。

The Peng usually lives in North Sea. Only in June, when storms rise upon that sea, does it migrates to the South Sea as migrant birds do.

牠平时就在北海活动，只当六月海上起了风暴时，牠才会如候鸟般，迁移到南海。

move(a person,an animal,etc)from one place to another

使（人、动物等）迁移

There was the most resident bird species (67.7%) in autumn and the most migratory bird species (57.4%) in spring.

留鸟种类秋季最多（67．7％），春季的迁徒鸟种类最多（57．4％）。