Officials have tried vaccinating individual ferrets and they've tried treating prairie-dog burrows with flea-killer.

官员曾尝试给接种疫苗，也曾尝试往草原犬鼠的洞穴里喷洒杀蚤剂。

This little ferret is taking us for fools. -Ferret? -Fools?

这个小想耍我们。－？－耍我们？

" it provides a promising tool for continued efforts to conserve the black-footed ferret" .

" 这为继续努力保护黑足提供了一个有希望的工具。"

And the black-footed ferret is a great example.

黑足就是一个很好的例子。

There was the guy with the ferrets.

有个傢伙养了一堆。

Buckbeak, bored, was ferreting for worms again.

巴克比克感，又在找虫子了。

Now, can you ferret out the fairies for us?

你现在可以帮我们找那些鬼魂吗？

Ok. How about we get a cat or a ferret!

养猫或如何？

Behind him, Buckbeak spat a few ferret bones onto Hagrid's pillow.

在他身后，巴克比克吐了几根貉骨头在他的枕头上。

By 1981, there was only one colony of ferrets living in Wyoming.

1981 年，整个怀俄明州只剩下一个群。

What screams of fear came from the surprised weasels and ferrets!

吃惊的黄鼠狼和发出了怎样的尖叫声！

Some background. Black-footed ferrets have been on the endangered species list since 1967.

黑足在1967年被列入濒危物种名单。

But it did replicate rapidly the respiratory tracts of both cats and ferrets.

但病毒确实在猫和的呼吸道内迅速繁殖。

This genetic similarity puts the ferrets at risk for developing serious health problems.

这种基因相似性使处于发展严重健康问题的风险之中。

Why don't you look into it, have a bit of a ferret around?

你何不调查一下，四处打探（ferret 本意，引申为打探）。

Buckbeak was ferreting around on the rocky floor, searching for bones he might have overlooked.

巴克比克在布满岩石的地上寻寻觅觅，看有没有漏掉的鸡骨头。

But all 600 living ferrets today are the descendants of just seven ancestors.

但所有 600 只现存的都来自共同的七个祖先。

" Hello, Professor McGonagall, " said Moody calmly, bouncing the ferret still higher.

“你好，麦格教授。”穆迪平静地说，一边使白鼬蹦得更高了。

There were only four of them, but they seemed enormous to the weasels and the ferrets.

他们仅有四位，但在黄鼠狼，眼里他们似乎非常强大。

The experimental animals in question were ten people, eight dogs and eight ferrets.

十个人，八条狗和八只。