北欧野生风情录Nordic Wild|大天鹅

 【新朋友】 点击标题下面蓝字 【 可可英语 】 加关注

【老朋友】 点击手机右上角图标 【 转发分享 】 内容

【听音频，也可猛戳左下角“ 阅读原文 ”】

The huge variation in temperature between winter and summer presents a challenge to almost all life here .

冬夏气温的巨大变化对这里几乎所有的生命都是挑战。

The Common Cranes that migrated early lost their eggs to the cold .

冷天气使早来的灰鹤遭受损失。

But later rival has advantage .

不过，后来者就有了优势。

Warmer weather means the eggs of this female will have a chance of hatching .

温暖的天气让这只雌鸟的卵有机会孵化。

But life is far from simple for a well - travelled wader .

然而对于见多识广的涉禽来说生活远没有这么简单。

A patrolling red fox will make short work of any unguarded nest .

正在巡逻的赤狐会轻而易举地袭击疏于防范的巢穴。

As if that's not enough , soaring temperatures in the crane's marshland summer home make it a perfect breeding ground for insects .

好像这还远远不够，灰鹤夏天所居的沼泽地气温飙升，非常有利于昆虫繁殖。

If her chicks are going to hatch , she must stay on the nest .

要使雏鸟孵化它得呆在巢上。

That makes her a sitting target for the flies .

这就使它成了苍蝇的活靶子。

In the north of Iceland , kittiwakes are taking the plunge .

冰岛北部一群三趾鸥扎进水中。

With much of their life spent in sea , a fresh water