1963年,世界自然保护联盟濒危物种红色名录(IUCN Red List of Threatened Species)开始编制,是迄今全球动植物物种保护现状最全面的名录,也被认为是生物多样性状况最具权威的指标之一。 一个物种在濒危物种红色名录的分类等级决定了其保护程度以及未来灭绝的可能性。世界动物保护协会等很多机构经常借鉴红色名录的标准来分析判...
1. 濒危物种红色名录 世界自然保护联盟(IUCN)的濒危物种红色名录(The IUCN Red List™)将野猫这个物种列为“无危”( Least Concern),但由于 …blog.sina.com.cn|基于2个网页 例句 释义: 全部,濒危物种红色名录 更多例句筛选 1. The bharal is listed as least concern under the IUCN Red List of Threaten...
根据题干中的""Red List""可定位至三段,该段提到 the species(人类),widely distributed(广泛 分布),adaptable(适应性强),currently increasing(呈增长趋势)等,且在描述人类时,用了Least concern(无危物种)。可见人类并无灭绝的风险。据此可以总结出人类的特点∶人类是可持久生存的物种。A选项是对人类特点的合理概...
IUCN Red List是国际自然保护联盟更新的濒危物种红色名录。 IUCN Red List的定义与背景 IUCN Red List(国际自然保护联盟濒危物种红色名录)是全球动植物物种保护现状最全面的名录,由国际自然保护联盟(IUCN)编制和维护。该名录自1963年开始编制,旨在通过严格的评估准则,对数以千计的物种及亚...
It is also the fastest snake in the world, capable of moving at 4.32 to 5.4 metres per second (16–20 km/h, 10–12 mph).Range and habitatNorth America
5. 无危LC(LeastConcern):该物种不符合(也不接近)被划分为受威胁或近危的标准。 6. 缺少数据DD(DataDeficient)、未评估NE(NotEvaluated):略。 对于CE、EN、VU三种分类,IUCN有A~E共5条评估标准。只要被评估的物种满足A~E中任意一条的相应指标,就可被划分为相应分类。
3.无危,不太可能灭绝(LC-Least concern) 4.近危,未来有可能灭绝(NT-Near Threatened) 5.易危,在没有人为干预的情况下,野外种群有较高的非自然灭绝风险(VU-Vulnerable) 6.濒危,在没有人为干预的情况下,野外种群有极高的非自然灭绝风险(EN-Endangered) ...
decreasing There are eighteen species of bats in Britain and all of them are endangered - though globally they are listed as "least concern" as numbers in other countries remain large - though the IUCN's Red List has marked their population as "declining".The greater horseshoe bat is one of...
❹Look up Homo sapiens in the “Red List” of threatened species of the International Union for the Conversation of Nature (IUCN) and you will read: “Listed as Least Concern as the species is very widely distributed, adaptable, currently increasing, and there are no major threats resulting...