At first sight, manatees might look like seals or dolphins. But in fact, some of their closest relatives live on land. These toenails are the giveaway, remarkably similar to those of elephants. 13,000 years ago, two other members of the elephant fami

发表于:2018-12-03 / 阅读(61) / 评论(0) 分类 探索与发现2012年

Task 2: Dont be afraid of the alligators! While enjoying fishing off the Florida coast, a tourist overturned his boat by accident. He could swim, but he was afraid of alligators. So he just held tight on to the overturned boat. After a while he saw a

发表于:2018-12-11 / 阅读(51) / 评论(0) 分类 新视野大学英语:视听说教程 2

By Steve Mort Homestead, Florida 20 September 2007 Wildlife experts are accusing the U.S. government of failing to adequately control the imports of exotic pets sold online. A Cornell University study shows that these animals cost the U.S. economy $1

发表于:2018-12-16 / 阅读(89) / 评论(0) 分类 2007年VOA标准英语(九月)

This is Scientific American 60 second Science, Im Sophie Bushwick. Got a minute? It was thought that saltwater seas separated Central and South America millions of years ago. But a recent discovery may render that idea all wet. Because archaeologists

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(三)月

Fun Fact: Alligators Can Regrow Teeth 有趣的事实:短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

发表于:2018-12-28 / 阅读(57) / 评论(0) 分类 初学者听力文摘精选

By Melinda Smith Washington, DC 18 May 2006 watch Gator Killings report Florida wildlife officials are warning residents to avoid areas where alligators are on the prowl. Three women have been killed

发表于:2019-01-26 / 阅读(156) / 评论(0) 分类 2006年VOA标准英语(五月)

On Wednesday, the Reptile Man came to visit my kids' elementary school. It is a very worthwhile show to watch. The owner of the Reptile Man business, and the Washington Serpentarium is Scott Peterson. You could say that he is an advocate for reptiles

发表于:2019-01-28 / 阅读(75) / 评论(0) 分类 英语博客 A cup of English

By Ade Astuti and Ariadne Budianto Everglades, Florida 17 May 2007 The state of Florida in the southeastern United States is called the Sunshine State, a place where tourists from all over the world go to enjoy the beaches, theme parks and other popu

发表于:2019-02-03 / 阅读(249) / 评论(0) 分类 2007年VOA标准英语(五月)