This critically endangered species has suffered from overfishing, dam building, and habitat destruction.
这种濒危物种苦于过度捕捞，修筑水坝和栖息地锐减。
This represents a positive milestone for the continuing conservation of this critically endangered species.
同时，这个成功也意味著这一濒危物种在人工保育工作上具有里程碑式的意义。
Zoos of various kinds are justifying their existence by providing a lifeline for the existence of critically endangered species.
各种动物园为极度濒危物种提供了生命保障，这证明了它们的存在是有道理的。
Mediterranean monk seals are one of the most critically endangered species on Earth, with less than 600 seals remaining in the wild.
地中海僧海豹是地球上最濒危的物种之一，现存野生个体不到600只。
Over the past 20 years, 225 have been classified as critically endangered species, and only 32 moved to a lower grade of extinction.
过去20年内，225种鸟被列为高濒危物种，仅有32种降为相对低级别的濒危种类。
Mark told me at our first meeting that he believes whichever eight critically endangered species they had chosen back then, the chances are that a quarter would now be extinct.
马克在第一次会面时就告诉我，他相信不管当时他们选择了哪八种濒危野生动物，现在都会有四分之一惨遭灭绝。
Bangladeshi conservationists said this week that the discovery of the rare leopard, captured by villagers, renewed hopes for the survival of the critically endangered species.
兰格·马蒂的环保主义者称本周由村民们抓到的这只珍稀云豹，使人们重新看到了这个极度濒危物种继续存活的希望。
Among the critically endangered species are the western lowland gorilla and the bactrian camel. The golden-headed lion tamarin is listed as endangered and the socorro dove is extinct in the wild.
生活在西部低地的大猩猩和双峰驼属于极度濒危物种，金头狮狨猴被列入濒危名录，而野生索科罗鸽已经绝迹。
These include nearly 100 species of lemur, six of which are deemed critically endangered.
这些包括近100个狐猴物种，其中六种被认为属于严重濒危物种。
Six of the seven known sea turtle species are listed as vulnerable, endangered, or critically endangered on the International Union for Conservation of Nature's red list of Threatened species.
已知的海龟物种中的七分之六在国际保护受威胁物种联合会的自然红名单上，被登记为脆弱，濒危，甚至极度濒危物种。
At least 1, 141 of the 5, 487 known species of mammal are threatened, with 188 listed in the highest risk "critically endangered" category.
根据五年来的观察，在5487种已知的哺乳动物中，有1141个种群受到威胁，有188个被列入最高级别“濒危灭绝”的物种名单上。
Critically Endangered: 3, 325 (of these, 257 species are listed as "possibly extinct")?
严重濒危的物种：3325(其中有257个物种被列为“几乎已经灭绝”)？
Three of the four gorilla subspecies are already considered critically endangered, and the fourth is listed as endangered on the IUCN Red List of Threatened Species.
大猩猩的四个亚种已经有三种被列为极度濒危，而第四种也已经上了世界自然保护联盟（IUCN）发布的濒于灭绝物种红色名单。
Nevertheless, Prof Barnosky said it was not too late to save these critically endangered mammals and other such species.
尽管如此，巴诺维斯基教授还表示，现在解救这些濒危哺乳动物和其他濒临灭绝物种为时未晚。
Since then, four species have gone extinct, and the remaining six are all on the IUCN’s critically endangered list.
到目前为止，有四成的老虎已经灭绝了，剩下的六成都列于国际自然保护联盟的极度濒危名单之内。
Since then, four species have gone extinct, and the remaining six are all on the IUCN's critically endangered list.
到目前为止，有四成的老虎已经灭绝了，剩下的六成都列于国际自然保护联盟的极度濒危名单之内。
China claims some 47 critically endangered animal species on the red List of threatened species, kept by the World Conservation Union, a voluntary organization of concerned scientists.
中国称约有47种濒危动物在世界保护联盟名单上榜上有名。
Of the world's 5,490 mammal species, 79 are believed to be extinct, at least in the wild, 188 are critically endangered, 449 endangered and 505 vulnerable.
在世界上5490种哺乳动物当中，相信有79种已经灭绝，至少有188个野生品种处于极度危急状态，449种濒危，另外505种非常脆弱。
Of the world's 5, 490 mammal species, 79 are believed to be extinct, at least in the wild, 188 are critically endangered, 449 endangered and 505 vulnerable.
在全世界5490种哺乳动物中，据信有79种已至少在野外灭绝，188种为严重濒危物种，449为濒危物种，505种为渐危物种。
A new nature reserve in Quang Nam raises hope for the survival of the recently discovered and critically endangered antelope-like species, known locally as the Asian unicorn Photograph: ap.
广南这一新的自然保护区，为这一酷似羚羊的物种的生存燃起了人们的希望。这是一个最近发现和极度濒临灭绝的物种，被当地人称为亚洲麒麟。
Brazil’s Atlantic Forest, or Mata Atlântica, is home to 29 critically endangered vertebrates, and holds the world’s highest concentration of tree species per acre.
这是巴西的大西洋森林或称马塔亚特兰迪卡（Mata Atlântica），它不仅是29种极度濒危脊椎动物的家园，而且每英亩树种密度在世界上也首屈一指。
Overall, nearly a quarter of all such species are threatened and over a 10th are listed as endangered or critically endangered, representing the greatest threat of extinction.
整体而言，所有这些物种的近四分之一都面临危险，并且超过第十个被列为濒危或者代表最大灭绝威胁的严重濒危。
Overall, nearly a quarter of all such species are threatened and over a 10th are listed as endangered or critically endangered, representing the greatest threat of extinction.
整体而言，所有这些物种的近四分之一都面临危险，并且超过第十个被列为濒危或者代表最大灭绝威胁的严重濒危。
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