vulnerable species

基本解释

The IUCN red list identifies polar bears as a vulnerable species, citing global climate change as a "substantial threat" to their habitat.
世界自然保护联盟红色名录已经将北极熊确定为渐危物种之一，将全球气候变化定义为影响北极熊栖息地改变的“潜在杀手”。
Earth is experiencing its "sixth great extinction event" with disease and human activity taking a devastating toll on vulnerable species, according to a major review by conservationists.
根据自然资源保护者的重要回顾报告，地球正经历“第六次大灭绝事件”，因为疾病和人类活动正在令脆弱的物种遭受到灾难性打击。
They were declared a vulnerable species in 2006 when the population was estimated to be between 125, 000 to 150, 000, a decline of 7% in 10 years.
他们宣称这个脆弱物种的数量在2006年时估计在125000——150000只之间，十年内下降了百分之七。

Polar bears live along the Arctic Circle and are considered a vulnerable species by the International Union for Conservation of Nature in Switzerland.
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"That's why it's such a vulnerable species, " Lopez said.
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