单词：Ottersleben
单词：Ottersleben 相关文章
River otters, like other social animals, have to carefully weigh the costs and benefits of hanging out in large groups. A big group makes it easier to catch fish, which seems like a good deal, but there's a downside to social life too. More otters me
2016年Scientific American(十)月
For several years something mysterious has been plaguing sea otter populations off the coast of California. The animal may have seizure s, it may shake, it may act like it's weak, uh, it may not seem like it's very aware of its surroundings, and it m
国家地理2007年
Books and Arts; Book Review; 文艺；书评； Otters in the wild 野生水獭 Beguiling carnivores 欺骗性的肉食动物 A muse to poets, a mystery to scientists 诗人的灵感，科学家的谜团 Poets dig my style 诗人尽挖我的风采 Ot
经济学人文艺系列
NOEL KING, HOST: Voters in the U.S. have not always seen women and men as equals in politics. Research has shown that women running for office have to work extra hard to be seen as likable and to prove their qualifications. But in a year when women a
2018年NPR美国国家公共电台3月
SCOTT DETROW, HOST: In any political season, you'll hear some reference to suburban women. In the past, they've been called soccer moms and security moms, among other things. And it's all code for a similar voting bloc. This year, with many key House
2018年NPR美国国家公共电台4月
KELLY MCEVERS, HOST: Tomorrow is the deadline for filing your taxes. And this year, NPR wanted to find out how much people actually know about the tax system. We partnered with the Ipsos polling company and asked a set of questions about things like
2017年NPR美国国家公共电台4月