标签：Oasis 相关文章
But most significant of all, the jaguar has a tell-tale trademark. Instead of going for the neck or snout like most cats do, it kills with a crushing bite through the skull into the brain. This makes the jaguar prime suspect in this case. Even the gl
探索与发现2012年
At first sight, manatees might look like seals or dolphins. But in fact, some of their closest relatives live on land. These toenails are the giveaway, remarkably similar to those of elephants. 13,000 years ago, two other members of the elephant fami
探索与发现2012年
But the glyptodont wasn't a reptile. So what was it? There is a relative of the glyptodont thats still alive today. It's the armadillo and it's a mammal, the only mammal with this kind of armor in the whole of North America. It may give us some idea
探索与发现2012年
Meanwhile, the ground sloth, like the mastodons, must eat most of the day to fuel its huge bulk. This may be the ice age, but by midday, temperatures soar, drawing another predator to the spring to drinkthe notorious saber-toothed cat. Most creatures
探索与发现2013年
Could it be that drastic water shortage was the reason for the mastodons' epic migrations? Another big piece of this puzzle lies far out to sea. This is the ocean floor. But this isn't rock sprouting out at the bottom. It's wood. It's the remains of
探索与发现2013年
But despite their name, the mighty Everglades did not exist during the ice age. So what did pre-historic Florida look like? There is one place in northern Florida that has revealed more ice age secrets than almost anywhere else, the dark slow-moving
探索与发现2013年
They can grow more than two metres long and weigh as much as three men. But the giant tortoises of ice age North America were even larger. Florida does have tortoises today, but on a much smaller scale. This is the gopher tortoise. Tortoises are cold
探索与发现2013年
It's likely giant ground sloths used their claws in a similiar way to hook branches and pull them within reach. Like tree sloths, they were vegetarians and probably not fussy about what they ate, chewing their way through leaves, fruits, twigs and al
探索与发现2013年
The cold climate conifer forests of the north displaced broadleaved woodlands. Plants and animals were gradually pushed south to find a warmer climate. Florida became a refuge from the cold. Down here is where the Ice Age north met the subtropical so
探索与发现2013年
This is the Virginia opossum, a tree dweller found throughout many of the southern states. It's the only North American marsupial. The young are born premature and matured in the mother's pouch. And its only close relatives today are found in Central
探索与发现2013年
By Ernest Leong Washington, DC 27 September 2006 watch Israel Lebanon Winery War and wine -- a bizarre combination. But in parts of Israel and Lebanon, living with both has been the norm for generations. Fall harvest of grapes Lebanon's Bekaa Valley
2006年VOA标准英语（九月）
Mauritania's tourism sector has failed to rebound since a string of attacks by suspected extremist Islamic militants began last year. Workers in the tourism industry say Mauritania is safe enough, and that tourists should come back. VOA's Nico Colom
VOA标准英语2008年（六月）
Somaliland Hails British Step Forward in Independence Bid LONDON A city in Britain has become the first to officially recognize Somalilands claim to independence. The vote -- which is purely symbolic and carries no legal weight -- is nevertheless bei
VOA标准英语2014年(四月)
In the heat of the day, hunters can afford to slow down and rest in the shade. Its one of the advantages of a high-protein diet. Llamas originated here in North America are the regular visitors to the spring. The strange-looking tapir is common too.
探索与发现2013年
Though very powerful, shes not a sprinter and she needs to get close to her prey before she strikes. This time shes run too soon and its a fruitless chase. Then her attention is diverted to a slower-moving target, slow but not defenseless. She backs
探索与发现2013年
The owls can raise anything from 1 to 12 chicks in a summer season. To survive, their young will have to quickly learn to negotiate the dangers of city life. Longer hunting trips are sometimes necessary as open land disappears. But so long as the cit
探索与发现2013年
By Dan Robinson Capitol Hill 11 July 2006 Republicans and Democrats in Congress continue to put forward conflicting assessments of the situation in Iraq. Lawmakers also considered a new report from the nonpartisan Government Accountability Office re
2006年VOA标准英语（七月）
By Phuong Tran Dakar 03 April 2007 Heads of states from around the world gathered in Senegal to attend President Abdoulaye Wade's swearing-in ceremony as second-term president. On the sidelines of ceremonial festivities were opposition parties that
2007年VOA标准英语（四月）
Stock markets in the Arabian Gulf and across much of the Arab world are in a swoon after Asian markets plunged following Wall Street losses Friday. Many large Gulf investors have money invested in U.S. equities and real estate but the steep recent d
VOA标准英语2008年（十月）
The Smell of Dirt A lot of people love that fresh-dirt smell. The surprising thing, though, is that it isnt coming from the dirt itself. Microbiologist s have traced the pleasant odor to an organic chemical called geosmin. No way! But how does geosmi
英语听力文摘 English Digest