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SSS 2012-01-13

时间:2012-02-17 05:30来源:互联网 提供网友:gmeng   字体: [ ]
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 This is Scientific America's 60 second science, I'm Sentay Graber, this will just take a minute.

Magnifying glass, telescope, tiny tiny tape measure, these are the weapons with which researchers are fading it out to find the world's smallest frog.One team just announced the discovery of the on average 7.7 millimeter peterfran amawenses which can sit comfortably on a dim, it was discovered in the moist underlayer of New Guinea's tropical rain forest.The research was published in the journal Public Library of Science One, the little guy that's oust1 another Guinea frog which had only claimed the title in December, the newest frog species is also been as the world's smallest vetobred, although it's more correctly the smallest free living vetobred, as 6.2 millimeter male Angala fishes ends its life buried in the body of its meat, finding the little frog was no smaller achievement. Besides being tiny, the high-pitch made in course rsearchers followed sound more insect than amphibian2, tiny vetobreds will changes that make many attriasition possible, for instance some of the digics on the frog's feet have diappeared and their differently larger than those of larger creators, so we celebrate the world's smallest frog and free living vetobred until the next one is discovered.
Thanks for the minute! For Scientific America's 60 second science, I'm Sentay Graber.

点击收听单词发音收听单词发音  

1 oust 5JDx2     
vt.剥夺,取代,驱逐
参考例句:
  • The committee wanted to oust him from the union.委员会想把他从工会中驱逐出去。
  • The leaders have been ousted from power by nationalists.这些领导人被民族主义者赶下了台。
2 amphibian mwHzx     
n.两栖动物;水陆两用飞机和车辆
参考例句:
  • The frog is an amphibian,which means it can live on land and in water.青蛙属于两栖动物,也就是说它既能生活在陆地上也能生活在水里。
  • Amphibian is an important specie in ecosystem and has profound meaning in the ecotoxicology evaluation.两栖类是生态系统中的重要物种,并且对环境毒理评价有着深远意义。
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