田纳西大学生态学和进化生物学教授唐·史密斯说：“只有一小部分外来物种会在新栖息地引发问题。”
"Only a small percentage of alien species cause problems in their new habitats," said Don Smith, professor of ecology and evolutionary biology at the University of Tennessee.
“只有一小部分外来物种会在它们的新栖息地引发问题。”田纳西大学生态学和进化生物学教授唐·史密斯说。
"Only a small percentage of alien species cause problems in their new habitats,'' said Don Smith, professor of ecology and evolutionary biology at the University of Tennessee.
“想像你每天和同样的三个人出去玩，”珀拉德补充道，他是洛杉矶加州大学生态学与进化生物学学院的一名研究人员。
"Imagine if you hung out with the same three people every day," added Pollard, a researcher in the Department of Ecology and Evolutionary Biology at the University of California, Los Angeles.
应用推荐