标签：Py 相关文章
Blizzardcam nearly met its match with the most playful bear it's ever encountered. The bear wanted to know how it worked. Blizzardcam deployed snowballcam as a decoy. This was the polar bears' favorite spy camera and this young male was no exception.
自然百科2010年
The mother and cub are thrown a lifeline by a change in the weather and ocean currents. It is a huge swim out to the ice floes for the little cub. He finally makes it to the ice, nine months after he was born. His mother has triumphed against the odd
自然百科2010年
Finally she leaves him some scraps to chew on. A young male arrives, a dangerous situation for the cub. She growls a warning. Its not enough. The cub slips. The mother must get her cub away from danger as quickly as possible. They head north. She kno
自然百科2010年
Calcium from the bones will help the mother's milk supply, but the cub needs meat to survive. Now they have another problem. Other bears can't be trusted with small cubs. But fortunately they seem more interested in what lies beneath the surface. It
自然百科2010年
But it's not enough. For a hunting bear, it doesn't get much worse than this. The seal could hardly fail to notice. But this battle-hardened seal is in no rush. Finally he gains some purchase, he's back in the game. He still believes he's in with a c
自然百科2010年
By Lisa McAdams Moscow 26 January 2006 Russian President Vladimir Putin says allegations that surfaced this week that British spies are funding non-governmental Russian charities justifies the controv
2006年VOA标准英语（一月）
Time for kick off. It's polar bear football. Their ball control needs practice. But they are experts at dribbling. The game descends into argument. The spycams return to the benches, the bears may be play-fighting, but things still get out of hand. M
自然百科2010年
If it hasn't already been seen, that is. The bears at the whale carcass are in food heaven, but their peace is about to be shattered. This male heavyweight prefers to eat alone. He is bigger than the other bears and likes to throw his weight around.
自然百科2010年
They continually chatter away to each other. It's all about keeping aggression under control. Their massive claws rake the skin like knives, cutting it into strips. At two years old, this bear is testing his status, standing up to other bears. Sharin
自然百科2010年
Every hunt presents a different challenge, so he plans a new strategy each time. He slinks into the water, using a channel between the ice floes to act as cover. He swims, hardly making a sound, reaching six miles per hour at times. His front legs pr
自然百科2010年
By Rose Skelton Dakar 07 September 2006 As in other parts of the world, doctors in Africa are coming to understand the value of art therapy for psychiatric patients. For the last two years, patients with mental difficulties have been taking part in
2006年VOA标准英语（九月）
By Carol Pearson Washington 16 April 2007 Watch Diabetes report Type 1 diabetes can affect anyone but it usually starts in people younger than 30. It is a lifelong disease, and there is no cure. But doctors recently tested a stem cell therapy that a
2007年VOA标准英语（四月）
By Leslie Boctor Cairo 24 April 2007 Earlier this week an Egyptian court sentenced an Egyptian Canadian man to 15 years in prison for spying on behalf of Israel. In the same week, Egyptian authorities charged another man with giving Israel confidenti
2007年VOA标准英语（四月）
By Tom Rivers London 24 November 2006 Calling it unprecedented, a British official says former Russian Spy Alexander Litvinenko was poisoned by radiation. For VOA News, Tom Rivers reports from London. Alexander Litvinenko, former KGB spy and author
2006年VOA标准英语（十一月)
By Meredith Buel Washington 26 June 2007 Afghanistan's poppy harvest is growing rapidly and this year's yield could exceed last year's record crop. Top counter narcotics officials from the United States and Britain say Afghanistan's growing trade in
2007年VOA标准英语（六月）
By Kurt Achin Seoul 01 March 2006 A North Korean defector is staging a musical in South Korea, depicting what he says is a realistic display of the cruelty found in a Northern prison camp. The show is
2006年VOA标准英语（三月）
By Tom Rivers London 07 December 2006 Ex-Russian spy Alexander Litvinenko, who died last month after being poisoned, has been buried in London. Around 50 family members and friends attended, some traveling from Russia and Italy. For VOA News, Tom Ri
2006年VOA标准英语（十二月）
By Gary Thomas Washington 15 November 2006 The head of the U.S. Central Intelligence Agency says it will take many years and billions of dollars to stabilize Afghanistan. And another official, the top U.S. military intelligence officer, adds that wh
2006年VOA标准英语（十一月)
By David Gollust Washington 12 June 2008 A senior U.S. diplomat is en route back to Washington after talks with North Korean officials on the stalled six-party nuclear accord. North Korea has agreed to accelerate compliance with the disarmament deal
VOA标准英语2008年（六月）
By Wang Yiru Washington 05 April 2007 Watch American Philanthropy report Each year, Business Week magazine publishes a list of the 50 Most Generous American Philanthropists based on charitable donations over the past five years. Billionaire investor
2007年VOA标准英语（四月）