to

5665 篇文章
and so provide shelter to those taking their turn in the middle.
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and so provide shelter to those taking their turn in the middle. 以便保护轮流站在中间的企鹅

to face the coldest, darkest winter on Earth.
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to face the coldest, darkest winter on Earth. 来抵抗这地球上最寒冷、最黑暗的冬天

They lock together in tightly-packed huddles as they struggle to keep warm.
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They lock together in tightly-packed huddles as they struggle to keep warm. 它们紧紧挤成包围圈以此取暖

Crammed into this scrum, the birds are remarkably good-natured. But they have to be.
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Crammed into this scrum, the birds are remarkably good-natured. But they have to be. 这些企鹅性情特别温和 这是环境使然

the exhausted females now return to the ocean on their own,
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the exhausted females now return to the ocean on their own, 精疲力竭的雌企鹅们独自返回海洋

With no bare rock to nest on,
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With no bare rock to nest on, 没有裸岩可以在上面筑巢

The females no longer have the energy to incubate.
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The females no longer have the energy to incubate. 雌企鹅再也没有孵蛋的力气

The brief courtship complete, there isn't a moment to lose.
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The brief courtship complete, there isn't a moment to lose. 短暂的求偶完成 不浪费一分钟

With so much pressure to perform,
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With so much pressure to perform, 求表现的压力太大了

any male would struggle to stay on top.
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any male would struggle to stay on top. 任何雄企鹅都会拼命留在上面