TED演讲:我们如何研究生活在肠道中的微生物(4)

Now, we did study some other species of primate. 我们也研究过其他种类的灵长类动物。 What species of primate do you think is even more divergent from the wild primates than the captive primates? 你觉得哪种灵长类动物比圈养的

英闻天下——553 Five Shark Species Put on Protection List

Five species of shark have been put on a wildlife protection list. The move has been made at the final meeting of the Convention on International Trade in Endangered Species in Bangkok, Thailand. The decision restricts cross-border trade in the ocean

英语听力教程第二版 第三册-2

Listen this way听力教程第三册-2

TED演讲:论生物多样性(3)

We are living on a planet with a lot of activities, with reference to our living environment,done by faith and guess alone. 我们对于这个地球上所发生的许多现象,都只是通过信念或猜测来认知。 Our lives depend upon these cre

SSS 2012-07-03

Fruit flies are pretty small. But they laugh at a species of fly recently discovered in Thailand. Dubbed Euryplatea nanaknihali, this member of the phorid fly family is less than half a millimeter longa fifth the size of a fruit fly. But before you o

北师大版高中英语模块7--Unit 20 lessons1-2

[00:01.34]In the next few years, [00:02.75]we will be communicating with our friends [00:04.76]around the world using life-sized video screens [00:07.87]in our living rooms. [00:09.96]By the year 2020, computers will already have [00:12.70]become mor

2007年VOA标准英语-More Species Threatened With Extinction

By Lisa Schlein Geneva 12 September 2007 A new report says the number of species threatened with extinction is escalating. The World Conservation Union, which has just released its Red List of Threatened Species, warns life on Earth will continue to

VOA标准英语2011--New Species Might be Human Ancestor

New Species Might be Human Ancestor Fossils found in a South African cave might belong to a new species of early humans that holds a unique place on the evolutionary road to modern man. On a 2008 mapping expedition in Malapa, South Africa, American p

2007年VOA标准英语-Scientists Develop Internet Catalog of All Eart

By David McAlary Washington 09 May 2007 Scientists have announced they have begun assembling an Internet catalog of every living thing on Earth. The organizers say the new website will become the single location where researchers can go to study the

TED演讲:谈乌鸦的智慧(1)

How many of you have seen the Alfred Hitchcock film The Birds? 这里有多少人看过阿尔弗雷德希区柯克的电影《鸟》？ Any of you get really freaked out by that? You might want to leave now. 是不是认为那片子太过离奇了？要

英语听力：自然百科 大堡礁：珊瑚礁到雨林—2

This habitat into connect under all of vital to the well being of the Great Barrier Reef. This is the little known story of one of the most complex and spectacular Eco-systems on earth. The Great Barrier Reef is over 2,000 kilometers long which means

2030年人类将需要两个地球

Human demands on natural resources have doubled in under 50 years and are now outstripping（超过） what the Earth can provide by more than half, a new report has warned. And humanity carries on（继续） as it is in use of resources, globally i

经济学人25:辐射尘中 幸免于难

Science and Technolgy. 科技。 Radiation and evolution. 核辐射与进化。 Surviving fallout. 辐射尘中 幸免于难。 Birds can evolve to cope with the lingering effects of nuclear incidents. 鸟类能够通过进化应对核事故的残余影

万物简史 第104期:势不两立的科学(5)

Inspired by the controversy, in 1796 Cuvier wrote a landmark paper, Note on the Species of Living and Fossil Elephants, in which he put forward for the first time a formal theory of extinctions. His belief was that from time to time the Earth experie

New dinosaur species found in east China

JINAN, May 14 (Xinhua) -- Chinese scientists said Saturday that they have found a new species of giant theropod dinosaur in the eastern province of Shandong. The new species, described as a close relative of Tyrannosaurus rex (T. rex), has been named

英语杂谈：15 New Species

Researchers working for the World Wildlife Fund have warned that the effects of climate change pose a serious threat to rare species of wildlife discovered within the past year in Southeast Asia, including a fanged frog and a leopard-striped gecko. A

经济学人218:核辐射与进化 辐射尘中幸免于难

Science and technology 科学技术 Radiation and evolution 核辐射与进化 Surviving fallout 辐射尘中 幸免于难 Birds can evolve to cope with the lingering effects of nuclear incidents 鸟类能够通过进化应对核事故的残余影响

Ancient carnivorous fish discovered

BEIJING, Sept. 14 (Xinhuanet) -- Scientists had discovered the fossils of a new species of ancient carnivorous fish, National Geographic reported Monday. The newly-found ancient fish, Laccognathus embryi, is a 1.8-meter-long predator, which was waiti

Australia to lose 45 species in 20 years: study

CANBERRA, March 23 (Xinhua) -- Up to 45 native species in Western Australia's Kimberley region will die out within 20 years if no action is taken, latest study showed on Wednesday. The Priority Threat Management to Protect Kimberley Wildlife report,

留美老师带你每日说英文 第403期:对于恐惧的反应

台湾籍旅美老师今天交给我们的句子是： For example, a fear reaction leads to a response of, say, running away from a predator that in turn, ensures your survival. 举例来说，对于恐惧的反应会导致一些行为，例如让你远