One thing that excited him for many years is just how advanced their communication is, especially their famous waggle dance, returning from a foraging trip, this bee is telling its coworkers precisely where she found her pollen. They just use the bod

发表于:2018-12-03 / 阅读(84) / 评论(0) 分类 探索与发现2013年

Our second suspects, pesticides, are the most controversial. This year the European commission analyzed the two-year-ban on the use of called Neony Cortenoise. They said the evidence now showed that they were in unacceptable danger to bees feeding on

发表于:2018-12-03 / 阅读(91) / 评论(0) 分类 探索与发现2013年

-So these look terribly small, almost mistaken as mosquitoes.-Yeah, we could do, but I see them that they got two pairs of wings. -And actually they are proper bees. How did you find them be there? -So... Well, essentially it's the h* so these small

发表于:2018-12-03 / 阅读(77) / 评论(0) 分类 探索与发现2013年

And each time the radar switch past, a white mark reveals the position of the bee.-OK. Bees're coming back. The five bees are coming back. The radar records each excessive loop the bee makes until she returns safely to the hive. -Bees at hive. Bees a

发表于:2018-12-03 / 阅读(58) / 评论(0) 分类 探索与发现2013年

-You catch it the moment I see it, put it into a container like this, which contains 15 milligram of so-called solution.The bees are fed one of two different solutions. -We have c** which are fed with pesticide. We develop it in the circle solution a

发表于:2018-12-03 / 阅读(61) / 评论(0) 分类 探索与发现2013年

As the bee is trying to find her way home, she is tracked by the radar. She flies on auto pilot 500 meters northwest. She gets to where she thinks the hives should be, but of course it's not there, she has to use a different navigation system to find

发表于:2018-12-03 / 阅读(56) / 评论(0) 分类 探索与发现2013年

Science and technology: Evolution: Bee kind to viruses 科学技术:进化:蜜蜂爱病毒 A strange tale of collaboration between plants, pathogens and insects. 植物、病毒和昆虫的奇特合作。 Cucumber mosaic virus is not restricted t

发表于:2018-12-05 / 阅读(44) / 评论(0) 分类 经济学人科技系列

Lesson 84 The Busy Bee 第84课 勤劳的蜜蜂 Have you ever seen a hive of bees? 你有没有看到过蜂箱? Some hives are made with glass sides, through which we can see all that the bees are doing. 有些蜂箱的侧面是玻璃的, 你可以透过

发表于:2018-12-18 / 阅读(46) / 评论(0) 分类 英国学生科学读本

The skin will swell at the place where you were stung, and that spot will feel very sore for several days. 皮肤被叮咬的地方高高肿起, 在接下来的几天时间里, 这个伤口都会令人感到疼痛难忍。 The hive bee is dark brown

发表于:2018-12-18 / 阅读(61) / 评论(0) 分类 英国学生科学读本

-How does it work then? There are millions of insects out there in the air you sweeping. You target specific individuals.-That's right, so we have an individual honey bee which will be carrying this very small fine container on its back. And that's t

发表于:2018-12-27 / 阅读(73) / 评论(0) 分类 探索与发现2013年

Thankfully the micro s* can be treated, but when you look more closely, you can see what could be the real cooperate, a virus.-Here are the virus particles. We are looking at these particles at about 40,000 times magnification. Obviously, they will b

发表于:2018-12-27 / 阅读(59) / 评论(0) 分类 探索与发现2013年

Lin has recently become R* spokesperson in the neonicotinoid debate.-The big advantage of neonicotinoids is that you can plant the seed already treated. It means the farmer doesn't have to spray. If you've got to spray, it's very expensive. It's got

发表于:2018-12-27 / 阅读(49) / 评论(0) 分类 探索与发现2014年

This is good honey. It's very good honey. Yeah, it's very good honey. And this is the honey from the Refuday Tegmoden. Tegmoden,... is not very far, is it? Emnh, now the distance between the hive that produce this and the hive that produce that, how

发表于:2018-12-27 / 阅读(63) / 评论(0) 分类 探索与发现2014年

So more than a third of different kinds of bees that once lived in this woodland have now disappeared. What's intriguing here is that their immediate habitat has barely changed.-But what do you think is causing that? If their habitat here is friendly

发表于:2018-12-27 / 阅读(65) / 评论(0) 分类 探索与发现2014年

-Do we have any fruits?-No fruits. There's no fruits available today. -Perhaps some tomatoes? -Tomatoes? No, no. Absolutely no tomatoes. It's fruit pollinated by bees. Like it, enjoy your meal? -No, it's little bit dry, though. -Bit bland. -OK. You m

发表于:2018-12-27 / 阅读(45) / 评论(0) 分类 探索与发现2013年

The thing is bees are very sensitive to the weather. If the temperature falls below fourteen degrees or if it rains they just won't leave the hive. The nectar of the flowers is also temperature dependent. So if it's cold, there will be less nectar an

发表于:2018-12-27 / 阅读(46) / 评论(0) 分类 探索与发现2013年

They don't live very long on average just a few weeks in the summer time. But in that time they'll fly four or maybe five hundred miles in total. and here's the best part. They are the only insect to provide us with food in the form of liquid gold, h

发表于:2019-01-23 / 阅读(65) / 评论(0) 分类 探索与发现2013年

蜜蜂正很离奇的迅速自郊区消失,并深深影响农业发展。然而,蜜蜂与都市环境却生活得很好,而城市也需要他们的帮忙。 Noah Wilson-Rich 在此说服观众都市养蜂对于城市的可持续发展,以及拯

发表于:2019-02-05 / 阅读(58) / 评论(0) 分类 TED公开课:环境 重造计划

LESSON 21 第21课 creatures 生物 drones 无人驾驶飞机 inside 里面 hive 蜂房 idle 空闲 defense 防御 driven 驱动 killed 杀 cells 细胞 size 寸 workers 工人 queen 女王 stings 蛰伤 shape 形状 wax 蜡 THE BEE 蜜 蜂 Bees live

发表于:2019-02-11 / 阅读(58) / 评论(0) 分类 美国语文第二册

LESSON 16 The wasp and the bee 第十六课 黄蜂和蜜蜂 A wasp met a bee that was just buzzing by, 一只黄蜂遇见了一只嗡嗡作响的蜜蜂, And he said, Little cousin, can you tell me why 他问:小表妹,你能告诉我为什么 You

发表于:2019-02-21 / 阅读(52) / 评论(0) 分类 英国语文第二册