BBC | 《南太平洋》-无尽汪洋 15

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Bull sperm whales also undertake epic voyages across the Pacific.

牛抹香鲸也会在太平洋上进行史诗般的航行。

To reach such a gargantuan size,

为了达到如此庞大的规模，

young bulls must leave their family groups in the tropics

年轻的公牛必须离开他们的家庭在热带地区

and go in search of richer pickings.

去寻找更富有的人。

And so they head for the temperate seas of the higher latitudes.

因此，它们会前往温带的温带海域。

Crossing thousands of miles of ocean,

穿过数千英里的海洋，

many voyage to one of the greatest feeding grounds

许多次航行到一个最大的进食场所

in the South Pacific - New Zealand.

在南太平洋-新西兰。

Its two main islands span almost 1,000 miles,

它的两个主要岛屿跨越了近1000英里

and journeying south,

和南部旅行,

its coastal waters become progressively cooler and weather-beaten.

它的沿海水域逐渐变得凉爽和饱经风霜

At 40 degrees latitude,

在40度纬度,

severe westerly winds known as the Roaring Forties blast the coastline.

被称为“咆哮的四十年代”的严重的西风吹过海岸线。

Yet it is the foul weather

然而，这是恶劣的天气

that produces the abundance of life found in these cold waters.

这就产生了在这些寒冷的水域中发现的丰富的生命。

Storm-churning and colliding currents unlock the deep's great reserve of nutrients

风暴的搅动和碰撞释放出深层的营养物质

and send them to the surface.

把它们送到表面。

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