单词：isolated population
单词：isolated population 相关文章
Transcript (by myconsent) --for reference only Climate change is normally bad news for endangered species, but in the case of Australia s Grey Nurse Shark, some scientists suggest it might actually help their fight for survival. The Grey Nurse Shark
国家地理2008年
By Delia Robertson Johannesburg 12 March 2008 Scientists from a South African university have found evidence of a population of what they say were small-bodied modern humans on an island of Palau, east of the Philippines. VOA's Delia Robertson report
VOA标准英语2008年（三月）
Camels are not usually associated with Australia, but Australia is home to the largest herd of feral camels in the world. About 12,000 dromedary camels were brought to Australia in the mid 19th century to carry people and supplies during the explorat
自然百科2009年
Climate change is normally bad news for endangered species, but in the case of Australias Grey Nurse Shark, some scientists suggest it might actually help their fight for survival. The Grey Nurse Shark is one of Australias most critically endangered
自然百科2008年
Broadcast on Coast to Coast: June 5, 2003 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- it's the end of another school year in America, which explains why our guest had time to talk to us. RS: Sandra Madriaga supervises an
词汇大师(Wordmaster)
Background: 据报道南美洲亚马逊的土著部落被传染上了猪流感病毒。位于巴西及委内瑞拉交界处的 Yanomami (亚诺玛米部落)里，有七名土著人已经不幸死于猪流感，而且有可能数百名其他土著人也
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