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BBC纪录片《我们的地球》 >
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- But one animal is so expert at survival in this frozen forest
- 不过有一种动物是在这个冰雪森林中生存的专家,
- that it stays here and is active all year long.
- 所以它可以终生在这里活动。
- In local folklore, the wolverine is a link to the spirit world
- 当地传说狼獾是人跟灵界的连系,
- and a cross between a bear and a wolf.
- 而且是狼跟熊的混血儿。
- In reality, it's a huge weasel.
- 实际上,它不过是最大的鼬科动物罢了。
- It's bulk helps to conserve body heat and also broadens it's menu.
- 它的体型有利于帮助保持体内热量和扩充食物来源。
- It's so big and powerful, it can even bring down an adult caribou.
- 它大而强壮,甚至可以干掉一头成年北美驯鹿。
- For it's size, it's said that the animal can eat more in one sitting than any other
- 据说它每一餐的食量是同体型动物的一倍半,
- which is why it's also known as the glutton.
- 可以被认为是暴食型动物。
- Being gluttonous here is a very effective strategy.
- 在这种环境下,暴食不失为一种有效策略。
- It's wise to eat all you can, when you can and when even a glutton can't eat more
- 能吃多少就吃多少,当吃不下的时候,
- it stores what's left for later, in the surrounding deep freeze.
- 就把食物储存起来,以应付酷寒的到来。
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在北极边缘有着大片针叶树林,那是矮小的针叶科树木寂静的世界。那些树或许真的很矮,但在高空拍摄下,树林显示出其真实的大小。世界有1/3的树木都生长在这里,在短暂的夏季里,这些树木制造了大量的氧气足以改变的大气的成份。
来源:可可英语 http://www.kekenet.com/Article/201807/559926.shtml