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5665 篇文章
Soon, millions upon millions of newly hatched lake flies are taking to the wing.
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Soon, millions upon millions of newly hatched lake flies are taking to the wing. 不久 成百上千万只新羽化的幽蚊 全都扇动着翅膀飞到空中

In the rainy season they balloon up to the surface
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In the rainy season they balloon up to the surface 每到雨季 它们便充气浮上水面

It took over an hour to drown this full-grown bull.
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It took over an hour to drown this full-grown bull. 它得花上一个多小时 才能淹死这只成年公角马

To surprise their prey
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To surprise their prey 为了突袭猎物

Only the adults have the speed and agility needed to make a catch.
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Only the adults have the speed and agility needed to make a catch. 只有成年水獭才具备 捕鱼所需的速度和灵巧

When it comes to fishing
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When it comes to fishing 当它们去捕鱼时

Indian rivers are home to the world's most social otter -
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Indian rivers are home to the world's most social otter - 印度河里住着世界上最具社会性的水獭

smooth-coated otters form family groups up to 17 strong.
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smooth-coated otters form family groups up to 17 strong. 印度水獭的一个家族可多达17名成员

they gradually warm and begin to support more life.
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they gradually warm and begin to support more life. 河水渐渐变暖 养育的动物也多了起来

to create a gigantic canyon.
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to create a gigantic canyon. 形成一个巨大深邃的峡谷