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- The World Conservation Union (IUCN) specified habitat loss, hunting, hurricanes and trade as causes for their decline. 世界自然保护联盟明确地指出栖息地的丧失、狩猎、飓风和鸟类交易是这一物种数量减少的原因。
- The World Conservation Union (IUCN) specified habitat loss,hunting,hurricanes and trade as causes for their decline. 世界自然保护联盟明确地指出栖息地的丧失、狩猎、飓风和鸟类交易是这一物种数量减少的原因。
- Habitat loss and fragmentation is the primary cause of population, metapopulation and species extinction worldwide. 生境丧失和破碎化是生物多样性丧失的主要原因,并得到了广泛的关注。
- African vultures are struggling due to habitat loss, a lack of food, and collisions with power lines. 由于失去栖息地、缺少食物和与高压输电线路发生碰撞,非洲秃鹫现在处境艰难。
- This highly distinctive, Chinese endemic species is quite rare and possibly endangered due to habitat loss. 这非常特别的,中国特有的种由于生境损失十分稀有和也许濒危。
- Human pressures such as the aquarium trade are the main reason for the fish's decline, with habitat loss and climate change also posing major threats. 像水族贸易这样的人类压力是这种鱼数量下降的主要原因,栖息地丧失和气候变化也会带来重大威胁。
- In addition to habitat loss, these striking tortoises are targeted by the international pet trade and are also captured for food in some areas . 除了栖息地损失之外,这些醒目的龟还被进行国际动物贸易,也有一些地区被作为食物被捕获。
- Orangutans in Sumatra and Borneo are under threat by habitat loss due to illegal and legal logging and forest clearance for palm oil plantations. 在苏门答腊岛和波罗洲的猩猩因为非法的或合法的伐木业和为生产棕榈油而清除森林制造耕地而导致栖息地的丧失,正处于威胁之中。
- The habitat loss and illegal hunting are two reasons making the decline of population and individuals of hoolock gibbon. 栖息环境的急剧恶化和人类猎捕是造成白眉长臂猿数量下降的两个主要原因。
- "Often, there is habitat loss from deforestation, either for farming or timber, and that leaves the animals living on small patches of land. 斯奇普说:“通常为了农业或伐木,人类开伐森林,使得动物们的栖息地由此消失。
- The results showed that a mixed mating system was possibly the main heterogamy of this species, and its endangerment was caused by over-exploitation and habitat loss. 导致荷叶铁线蕨濒危的主要原因是生境的破坏以及过度开采所导致的生境片断化使其居群变小、近交率加大、遗传变异趋低,降低了其生存以及进化的潜力。
- The major threats to the water birds in Shengjin Lake were habitat loss, human disturbance and biocides, in light of which, corresponding protection measures were put forward. 升金湖越冬水鸟存在的主要威胁包括栖息地丧失、人为活动干扰以及生物杀灭剂的影响。提出了一些保护升金湖越冬水鸟的建议。
- Central Africa's lowland gorilla populations suffer from steady habitat loss, capture and killing by poachers, and the cross fire of civil wars within their range. 非洲中部的大猩猩正因为栖息地被破坏。以及人为捕杀,加上该地区不断的战争交火而面临灭绝的危险。
- Unlike many populations in Africa which remain endangered as a result of years of poaching and habitat loss, elephants in Kruger are growing at a rapid rate. 克鲁格国家公园涵盖面积2万平方公里,约等于瑞士国土的一半,但似乎仍容纳不下这些愈来愈多的象群。
- Of eight traditionally classified subspecies of the tiger Panthera tigris three have recently gone extinct and poaching,habitat loss and fragmentation continue to threaten its survival. 世界野生虎(Pantheratigris)传统上被划分为8个亚种,其中3个亚种已于20世纪灭绝,而剩余种群的生存仍然受到偷猎、栖息地丧失和片断化的威胁。
- Today, three of the original eight tiger subspecies are extinct, and hunting and habitat loss have reduced populations from hundreds of thousands of animals to perhaps fewer than 2,500. 现在,原本的八种老虎亚种中的三种已经灭绝,而且人类的过度捕杀和栖息地的减少使老虎的数量从成千上万只下降到可能不到2,500只。
- According to some botanists, invasive plants are the second most serious threat, after habitat loss, to native species of plants and animals and to the maintenance of biologically diverse ecosystems. 倒不是对与错的问题,我只是想问问“动词+介词短语”这种结构,中间能用插入语隔开么?感觉有点奇怪。
- The animal is not used to the hotness of its new habitat yet. 这个动物还不习惯新栖息地的炎热。
- Its long, thin snout, which makes it easily distinguishable from a crocodile, also allows it to quickly capture fish. Habitat loss and poaching is driving the animal toward extinction. 每年在国际保护自然与自然资源联合会的红色清单上,像大鳄鱼这样的爬行动物正变得更濒临灭绝。尽管它外表可怕,长度达到19英尺(6米),印度鳄不是食人鱼,它喜欢吃鱼。
- Almost all of these habitat losses can be attributed to human causes, including development, agricultural practices, deforestation, and their associated effects. 几乎所有这些栖息地的消失都能从人类身上找到原因,包括土地开发、农耕作业、毁林及其相关活动。