The diverse environment and humid climate make it an important stop-over for migrating birds.

多样的环境湿润的气候使这里成为鸟类迁徙的重要驿站。

It also provides nutrients to millions of migrating birds that can show up on radar.

同时也为数以百万计的候鸟提供营养，这些候鸟可以在雷达上显示。

And the birds, the migrating birds, I think, had a massive impact on these hunter-gatherers.

还有形形色色的鸟，各种候鸟，肯定会对当时那些狩猪采集者产生多么巨大的影响。

You also travel with a flock of migrating birds.

你还随着一群迁徙的鸟到处旅行。

But new research says migrating birds also spread microscopic spores.

但是最新的研究认为鸟类的迁徙活动也会传播微型孢子。

Migrating birds need to store calories to prepare for their end-of-season trips.

候鸟需要储存卡路里，为季末飞行做准备。

Along their journey, the cranes will be joined by many thousands of other migrating birds.

在旅程中，会有许多成千上万的其他迁徙鸟类加入鹤群。

At this point, many of the migrating bird flocks are barely halfway along their southward journey.

此时多数迁徙鸟群的南行之旅还不到一半。

The American Goldfinch is a small, migrating bird that can be found across much of North America.

美国金翅雀是一种体型较小的候鸟，在北美的大部分地区都能看到。

BirdCast is part of a global effort to better understand migration patterns and encourage people to turn off their lights for migrating birds.

BirdCast 是全球努力的一部分，旨在更好地了解迁徙模式，并鼓励人们为候鸟关灯。

During spring and fall migration seasons, people can help migrating birds by keeping outdoor lights turned off and covering reflective surfaces like large windows.

在春、秋两个鸟类迁徙的季节，人们可以通过关闭户外灯光和遮盖大块反光玻璃等方式帮助鸟类迁徙。

A new study says the migrating birds choreograph the beating of their wings with exquisite precision to save energy.

一项最新研究显示，迁徙的鸟儿精确地设计了这种煽动翅膀的方式，目的在于节省体力。

This temporary wetland in California's central valley created at just the right time and place, to serve migrating birds on a very long journey.

这片位于加利福尼亚州中央山谷的临时湿地在正确的时间和地点为迁徙的鸟类提供了长途旅行的服务。

And these mosquitoes pollinate Arctic plants and are a major food source for migrating birds.

这些蚊子为北极植物授粉，是候鸟的主要食物来源。

According to ancient Chinese people's observations, after this day, migrating birds will return to the north and plants will become lusher with the help of increased rainfall.

根据古代中国人的观察，在这一天之后，候鸟将返回北方，植物将在春雨的加持下葱。

What does the speaker feel when seeing the migrating birds?

4.说话者看到候鸟时有何感受？

There's one place in the Great Plains where most of these migrating birds stopped to rest.

大平原上有一个地方，大多数候鸟在这里停下来休息。

Migrating birds store energy in the form of excess fat.

迁徙的鸟类以多余脂肪的形式储存能量。

It demonstrates another major role of wetlands: many species live here and migrating birds stop here to rest.

它展示了湿地的另一个重要作用：许多物种在此栖息，候鸟在此停歇。

The important thing, however, is that this was a bird that, like many birds, " migrated."

然而，重要的是，这是一只像许多鸟一样“迁徙” 的鸟。