标签：bees 相关文章
ARI SHAPIRO, HOST: Sir Michael Caine has been filling our movie screens for half a century. His breakout role came in 1966 as the callous heartthrob in Alfie. (SOUNDBITE OF FILM, ALFIE) MICHAEL CAINE: (As Alfie) Well, you all settled in? Right, we ca
2018年NPR美国国家公共电台11月
Biologist Creates Portrait Gallery of North American Bees 生物学家绘制北美蜜蜂精美肖像画 While the collapse of honey bee colonies in North America is still an unsolved mystery, a biologist with the U.S. Geological Survey is trying to p
VOA标准英语2014年(三月)
Honeybee stings are painful. But they're also fragrant. If a beekeeper gets stung by bees, it smells like banana. Dr. Stefan D?tterl, a plant ecologist at the University of Salzburg in Austria. That banana scent, he says, is a compound called isoamyl
2016年Scientific American(十)月
Pesticide Additive Could Be One Culprit in Bee Deaths 农药添加剂是蜜蜂死亡的一大诱因 Springtime is flower season. And that includes some 90 million almond trees in California. It's the largest pollination event in the U.S.and beekeeper
2017年Scientific American(二)月
Bees Have Different Jobs According To Their Age Bees take on different jobs in a bee hive according to their age. Many become food scouts when older, but not all scouts are the same. Some search for new flowers, while others fly to and from establish
英语听力文摘 English Digest
The widespread death of honeybees has some farmers fretty because if honey bees disappear, who will pollinate their crops. Almost any kind of insects you can think of. Marggie Mayfield, an ecologist at the Universtiy of Queensland in Australia. Globa
2015年Scientific American(十二)月
Carnivorous Bees 蜜蜂也吃肉？ I guess you never heard of Trigona hypogea, a South American bee that not only collects meat from animal carcasses, but has more recently been discovered to have a taste for live prey as well. Scientists have seen
英语听力文摘 English Digest
Honeybees in Winter 一只蜜蜂无法度过严寒的冬天。一群蜜蜂则不同。据说蜂箱中的蜜蜂要过冬的时候，往往要抱成一团。最外面的一层是工蜂，它们拼命地煽动着翅膀，像厚厚的衣服一样阻隔着外
英语听力文摘 English Digest