单词：eurasian otters
单词：eurasian otters 相关文章
Intelligent Crows Use Tools What do otters, chimpanzees, and one species of crow have in common? All three are animals. They also use tools. Scientists have long known that a crow native to New Caledonia is able to use tools. The birds use them to re
2016年VOA慢速英语(九)月
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
The Chinese government is promising around 16 million U.S. dollars in additional aid to help West Africa fight the Ebola outbreak. Chinese Premier Li Keqiang has made the pledge while attending the Asia-Europe Summit Meeting in Milan, Italy. Meantime
2014CRI中国国际广播电台
The official visit to Kyrgyzstan will be Li Keqiang's first as Chinese Premier. Assistant Minister Li Huilai says topics of discussion between Li Keqiang and his Kyrgyz counterpart Sooronbai Jeenbekov will be wideranging. The two sides will release a
2016CRI中国国际广播电台