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For the fully-feathered adults,
对羽毛丰满的成年
there's a cleaner, more invigorating option.
有更干净 更清爽的选择
The bracing waters of the Southern Ocean.
南大洋振奋人心的波浪
The 100-mile-long island of South Georgia
延绵一百英里的南乔治亚岛
lies on the northern fringe of Antarctica.
位于南极洲的北部边缘
Ice-free all year, its rich coastal waters
这里终年无积雪 大面积的沿海水域
make it a popular breeding destination for all beach lovers.
为海滩的动物提供了繁殖地
In summer, 95% of the world's population
夏季 百分之九十五的
of Antarctic fur seals come here.
南极海狗会聚集于此
Packed tightly together, they form
拥挤在一起 形成
one of the densest gatherings of marine mammals on Earth.
地球上海洋哺乳动物最密集的场所之一
The island's beaches are filling fast
海滩被迅速占满
and will soon be crammed
很快就会充满
with five million of these summer visitors.
五百万夏季游客
Space is at a premium, as every female needs a dry patch of sand
这时空间非常珍贵 每一只雌性都需要一块
the size of a beach towel for herself.
沙滩浴巾大小的干燥沙滩
And for good reason.
而且理由充分
Virtually all of them give birth within just ten days.
几乎所有雌性在十天之内就将产下幼崽
