Grey wolves were reintroduced to Yellowstone National Park.

灰狼被重新引入黄石国家公园。

The next day we're at Yellowstone National Park, where we have a picnic.

第二天，我们在黄石公园进行了野餐。

Fourteen wolves were caught in Canada and transported to the Yellowstone.

有十四匹灰狼在加拿大被捕，并被送往黄石公园。

By the 1920s, wolves had practically disappeared from the Yellowstone area.

到20世纪20年代，黄石地区的狼几乎都消失了。

By last year, the Yellowstone wolf population had grown to more than 170 wolves.

直到去年，黄石国家公园的狼群数量已经增长至超过170匹。

Today, the debate continues over how well the grey wolf is fitting in at Yellowstone.

今天，关于灰狼是否适应黄石公园的争论仍在继续。

After years of heated debate, gray wolves were reintroduced to Yellowstone National Park.

经过多年的激烈争论，灰狼被重新引入黄石国家公园。

Yellowstone obviously was of this second type, but Christiansen couldn't find the caldera anywhere.

黄石公园显然属于第二种类型，但是克里斯蒂安森就是找不到这个火山口。

A courageous vole takes on a coyote a hundred times his size in Yellowstone National Park, Wyoming.

在美国怀俄明州黄石国家公园里，一只勇敢的野鼠与一头身量一百倍的郊狼对峙。

As early as 1966, biologists asked the government to consider reintroducing wolves to Yellowstone Park.

早在1966年，生物学家就要求政府考虑将狼重新引入黄石公园。

Just at this time NASA decided to test some new high-altitude cameras by taking photographs of Yellowstone.

就在这个时候，美国国家航空航天局决定通过拍摄黄石公园的照片来测试一些新的高空照相机。

The grizzly population in the Yellowstone region has climbed to an estimated 600, 100 more than the recovery goal.

黄石地区的灰熊数量已经上升到约600头，比恢复计划的目标多出100头。

The Lower Falls of the Yellowstone River drops a stunning 308 feet (94 meters) to the canyon floor below—twice as big as Niagara Falls.

黄石河飞流直下大峡谷谷底，形成的“下黄石瀑布”落差高达308英尺（94米）——是尼亚加拉大瀑布的二倍。

Yellowstone Park was not set aside strictly for ecological purposes; however, the title "pleasure ground" does not mean to create an amusement park.

黄石公园并不是严格为生态目的而设立的；然而，“游乐场”这个名称并不是在邀请人们创建一个游乐园。

Wolves are important to Yellowstone.

狼对黄石公园很重要。

Yellowstone has been home to wolves.

黄石公园是狼的家园。

Looking at the wild animals and the beautiful sceneries around me, I am amazed at the changes the wolf has made to Yellowstone.

看着身边的野生动物和美丽的风景，我惊叹于狼给黄石公园带来的变化。

I've been working as a volunteer wolf tracker in Yellowstone National Park for over a year. It's my job to follow wolves to record information about them.

我在黄石国家公园做了一年多的狼踪迹志愿者。我的工作是追踪合记录狼的信息。

The US Fish and Wildlife Service carefully monitors and manages the wolf packs in Yellowstone.

美国鱼类和野生动物管理局对黄石公园的狼群进行了仔细的监控和管理。

The Yellowstone wolf project has been a valuable experiment to help biologists decide whether to reintroduce wolves to other parts of the country as well.

黄石国家公园狼计划是一项有价值的实验，有助于生物学家决定是否将狼重新引入美国其他地区。

Grand Canyon of the Yellowstone.

黄石公园的大峡谷。

How a Tiny Beetle Could Decimate Yellowstone?

小甲虫如何毁了黄石公园？

Mammoth Hot Springs, Upper Terraces, Yellowstone.

黄石公园上台地，猛犸温泉。

Yellowstone area grizzlies were delisted in 2007.

黄石地区的灰熊曾于2007年被从保护名单中去队。

The Yellowstone is America’s longest undammed river.

黄石河是美国最长的没有堤坝的河流。

Yellowstone sand verbena are endemic to the Yellowstone's lakeshores.

黄石沙地马鞭草是黄石公园湖边特有的植物。

It paints summer skies as well, and can occur as far south as Yellowstone.

它同样出现在夏天，甚至出现在远至南方的黄石公园。

The filing is the latest in a string of controversies surrounding Yellowstone.

此次破产申请是围绕Yellowstone的一系列争议中的最新一起。

The Yellowstone hotspot has gone off three times in the past few million years.

黄石热区在过去的几百万里休眠过3次。

Lava flows and rocks from volcanic eruptions cover most of the land area of Yellowstone.

火山喷发出来的熔岩流和岩石占了黄石公园的大部分地区。