India will declare the elephant a national heritage animal, to focus more attention on the need to conserve the species, whose numbers have been dwindling. India is home to more than half the Asian elephants left in the wild, making it a critical bat

发表于:2019-01-14 / 阅读(92) / 评论(0) 分类 VOA标准英语2010年(九)月

Kenya Counts Elephants From the Air 肯尼亚从空中清点大象数量 TSAVO, KENYA Kenya is conducting an aerial census of the elephant population in a national park that has been the scene of gruesome poaching incidents in the last year. An inten

发表于:2019-01-14 / 阅读(66) / 评论(0) 分类 VOA标准英语2014年(二月)

DNA Helps Catch Poachers 科学家们利用一种革命性的基因技术成功确定了走私犯屠宰大象的非洲地区,这些大象沦为全世界非法象牙贸易的受害者。利用非洲大象的DNA图谱,他们已发现最近缉获的象

发表于:2019-02-24 / 阅读(66) / 评论(0) 分类 英语听力文摘 English Digest