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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
US Military's Language School Draws Positive Attention It is hard to believe that the young U.S. military service members at the school are speaking the most difficult language in the world - Mandarin - fluently. They're among about 3,500 students wh
VOA标准英语2012年(七月)
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
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
Like a science fiction time traveler, an arctic plant of the late Pleistocene age, over thirty one thousand years old, is growing again after a long frozen sleep. 犹如科幻小说里的时间旅行者，一种曾存活在更新世晚期的极地植物
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By Steve Herman New Delhi 05 December 2007 Even as India emerges as one of the world's major economies, it is still struggling to achieve widespread literacy among its people, and officials say there is a massive shortage of skilled labor. VOA's Stev
VOA常速英语2007年（十二月）
By Greg Flakus New Orleans, Louisiana 06 March 2006 watch Housing report Six months later, housing in New Orleans is still uninhabitable Six months after Hurricane Katrina caused massive flooding in t
2006年VOA标准英语（三月）
By Ben Gilbert Baghdad 11 January 2006 An Iraqi mason works on a wall surrounding a new school on the outskirts of Basra (file picture) Iraq has been hit with a construction boom - in no small part du
2006年VOA标准英语（一月）
By Gary Thomas Tehran 17 July 2006 Twenty-seven years ago, a group of Iranian students stormed the U.S. Embassy in Tehran, taking 66 embassy staff members hostage and holding most of them for more than a year. VOA correspondent Gary Thomas, who is i
2006年VOA标准英语（七月）
By Nico Colombant Abidjan 21 February 2006 Local women dry tapioca near a flow station burning gas in Warri, Nigeria Hostage takers in Nigeria's oil-rich Niger Delta want neutral negotiators to secure
2006年VOA标准英语（二月）
President Bush wants to amend the U.S. Constitution to prohibit gay marriage. Senators are expected to begin debate on the proposed amendment in the coming week. --------------------------------------
2006年VOA标准英语（六月）
A Palestinian resident of Jerusalem rammed a bulldozer into dozens of vehicles on Tuesday, injuring 16 people before being shot dead by police. VOA's Jim Teeple reports. For the second time this month a Palestinian resident of East Jerusalem has gon
VOA标准英语2008年（七月）
By Tendai Maphosa Harare 20 September 2006 Bread shelves in most Zimbabwean shops were empty Tuesday as bakers scaled down production. Zimbabwean man walks past empty bread shelves in central Harare, September 20, 2006 The shortage of the standard l
2006年VOA标准英语（九月）
AUDIE CORNISH, HOST: President Trump's revised travel ban is set to take effect just after midnight. Before it does, immigrants - immigrant rights activists are asking courts across the country to block the order again. The measure signed by the pres
2017年NPR美国国家公共电台3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
By Mohamed Elshinnawi Buffalo, NY 08 November 2006 watch Bridges TV report Former boxer Mohammad Ali appeared on a Bridges TV program Bridges TV, the first English language American Muslim television network, is now reaching a wider audience of non-
2006年VOA标准英语（十一月)