英语听力：自然百科 黄石公园的夏天 Yellowstone—13

 She chews its tail first, to make sure the fish can't get away. While the pups are still demanding milk, the mother otter¹ will often keep the whole fish for herself. Her pups are happy enough with caviar. 

 

As the flow becomes slow enough for the trout² to lay eggs, there is a brief window of opportunity to spawn³ before the river gets too shallow to swim upstream. The female digs a trough with sinuous⁴ flicks⁵ of her body. And the attending male fertilizes⁶ the eggs as they are laid. Millions of new lives. 

 

It's now early July. And what looks like more snow is actually a blizzard⁷ of seeds and insects. There is more life in the park now than at

 

any other time of the year. It's a turning point in the summer. Through the coming month, the days will get hotter and drier. The plants will grow less vigorously, and the pace of summer will slow. 

 

The meadows are not so welcoming now. The grass becomes less nourishing as it puts its energy into seeds and roots.

1 otter   

n.水獭

参考例句：

• The economists say the competition otter to the brink of extinction.经济学家们说，竞争把海獭推到了灭绝的边缘。
• She collared my black wool coat with otter pelts.她把我的黑呢上衣镶上了水獭领。

2 trout   

n.鳟鱼；鲑鱼(属)

参考例句：

• Thousands of young salmon and trout have been killed by the pollution.成千上万的鲑鱼和鳟鱼的鱼苗因污染而死亡。
• We hooked a trout and had it for breakfast.我们钓了一条鳟鱼，早饭时吃了。

3 spawn   

n.卵，产物，后代，结果；vt.产卵，种菌丝于，产生，造成；vi.产卵，大量生产

参考例句：

• The fish were madly pushing their way upstream to spawn.鱼群为产卵而疯狂地向上游挤进。
• These fish will lay spawn in about one month from now.这些鱼大约一个月内会产卵。

4 sinuous   

adj.蜿蜒的，迂回的

参考例句：

• The river wound its sinuous way across the plain.这条河蜿蜒曲折地流过平原。
• We moved along the sinuous gravel walks,with the great concourse of girls and boys.我们沿着曲折的石径,随着男孩女孩汇成的巨流一路走去。

5 flicks   

（尤指用手指或手快速地）轻击( flick的第三人称单数 )； （用…）轻挥； （快速地）按开关； 向…笑了一下（或瞥了一眼等）

参考例句：

• 'I shall see it on the flicks, I suppose.' “电影上总归看得见。” 来自英汉文学
• Last night to the flicks. 昨晚看了场电影。 来自英汉文学

6 fertilizes   

n.施肥( fertilize的名词复数 )v.施肥( fertilize的第三人称单数 )

参考例句：

• The male sperm fertilizes the female egg. 雄性的精子使雌性的卵子受精。 来自辞典例句
• When the male reproductive cell fertilizes the female reproductive cell a zygote is formed. 当男性生殖细胞与女性生殖细胞发生受精时，就形成了一个合子。 来自辞典例句

7 blizzard   

n.暴风雪

参考例句：

• The blizzard struck while we were still on the mountain.我们还在山上的时候暴风雪就袭来了。
• You'll have to stay here until the blizzard blows itself off.你得等暴风雪停了再走。