标签：Yellowstone 相关文章
At six A.M. the next morning, it was early, but it wasnt bright the way Oz had expected. Jessie woke up first, as she often did. The room looked strangedim and more quiet than usual. She tiptoed to the window. Snow! she whispered, forgetting that eve
61 The Growling Bear Mystery
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背诵为王第二册
The four Alden children posed for a picture in front of a log sign. The sign was tall, even taller than Henry, the oldest of the children. The youngest Alden, six-year-old Benny, sandwiched himself between his two older sisters, Jessie and Violet. He
61 The Growling Bear Mystery
You'll find the Great Wall in China. 在中国，你可以看到长城。 You'll find Yellowstone National Park in the US. 在美国，你可以看到黄石国家公园。 You'll find Stonehenge in the UK. 在英国，你可以看到巨石阵。 You'
江苏译林版牛津小学英语(3起)六年级下册
Economics Report - Oil Spill in US Puts Attention on Pipelines, Waterways 经济报道 - 黄石河石油管道发生泄漏引发美国对水道和石油管道的关注 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经
2011年VOA慢速英语(七)月
The living is easy. But it won't last long. At this altitude, the air is so dry that rain evaporates before it even hits the ground. The water that flows off the plateau is no longer being replaced. Already there is drought in forests beyond the mead
自然百科2012年
This female grew up on the lake, so she knows where to take the cubs for a very special trip. Yellowstone cutthroat trout are massing in the mouth of the stream that feeds the lake. They are preparing for their annual spawning. But the trout must wai
自然百科2012年
Bison lose the last of their winter coats. In the heat, tempers fray. To escape soaring ground temperatures, cowbirds choose a bison's back as a cool place to feed and catch the breeze. Biting insects now become a draining nuisance. A grizzly bear es
自然百科2012年
Yellowstone, volcanic wonderland, two million acres of wild space, right in the heart of North America. The heat of the summer has unveiled the full extent of the Yellowstone wilderness, and for a few precious months it has blossomed. But now, Yellow
自然百科2012年
But as many are preparing to get out, some have no choice but to stay. In the remote northeast of the Yellowstone wilderness, are the Beartooth Mountains. Here, surviving about 8,000 feet, a tree now welcomes the change of / season, the white-bark pi
自然百科2012年
They may be a little safer here. But the food in the forest is far less nutritious than on the riverbanks. If they want to eat well and avoid wolves this winter, they'll need to keep on moving. As the elk move gradually downwards, they follow the riv
自然百科2012年
All over Yellowstone, male elk are challenging each other for dominance. The sound of Yellowstone's autumn. They're trying to win the admiration of females and gather them into a hareem, only then do they stand a chance of mating with them before win
自然百科2012年
To stay is to face the certainty of snow and wolves. To go offers the chance of an easier life, but the uncertainty of the world beyond Yellowstone. Every autumn, thousands of elk do leave Yellowstone, and as they go, they cross an invisible line out
自然百科2012年
Groves of aspen/ all turn at the same time, each grove descended from one tree interconnected by roots, color coordinated. As cold air sinks further down from the mountains, it brings autumn mist to Yellowstones valleys. It was in the autumn of 1870
自然百科2012年
By now the pronghorn have pushed further than any of Yellowstones animals, out of forests, through farmland and down into the wide prairies at the foot of the Rocky Mountains themselves. Their search for winter grazing takes them over a hundred miles
自然百科2012年
The return of the wolf will always be controversial. But evidence is now emerging that wolves are far more important than anyone imagined, especially back in the heart of Yellowstone. It's nearly the end of October. The cold autumn nights have brough
自然百科2012年
And for every dam, there is a new habitat for new life, and a richer, more diverse Yellowstone. But just as Yellowstone reveals the complexity of life, it also exposes its fragility. On its lofty ridges, there are signs that all is not well with the
自然百科2012年
his is a tree that needs a cold winter. Its now November and the elk have found their feeding grounds just in time, the snows of winter at their heels. Here they join other herds who come to this place every year, where the snow would be less deep an
自然百科2012年
But now, the final act of the season is about to take place. From out of apparently nowhere come the bighorn sheep, the toughest of all Yellowstones animals. They can stay here all winter on slopes and crags that the biting wind keeps clear of snow.
自然百科2012年
Ranchers will tolerate elk as long as they don't compete too much with their cattle. But as the elk move in, their old enemy follows them out of Yellowstone, an animal that's more difficult for ranchers to accept. In their minds, fear of the wolf run
自然百科2012年