大熊猫的天然栖息地是竹林。
你有没有听说过有一类树木是陆地动物和海洋动物的栖息地？
Have you ever heard of the trees that are homes to animals both on land and sea?
地中海是魔鬼鱼的天然栖息地。
促进生态旅游是帮助拯救它们栖息地的另一种方式。
Promoting ecological tourism is another way to help save their habitat.
主要的问题是如今支离破碎的栖息地。
许多生态学家说，这些入侵物种仅次于栖息地的丧失，是对全球生物多样性的最大威胁。
Next to habitat loss, these invasive species represent the greatest threat to biodiversity worldwide, many ecologists say.
该地区是多种候鸟的重要栖息地。
The area was an important resting place for many types of migrant birds.
河的两岸是野生动物的自然栖息地。
这条山谷是西伯利亚虎最后的几个主要栖息地之一。
This valley is one of the last strongholds of the Siberian tiger.
湿地是多种野生动物的栖息地。
不幸的是，使食肉植物在边缘栖息地茁壮成长的适应性也使它们变得异常敏感。
Unfortunately, the adaptations that enable carnivorous plants to thrive in marginal habitats also make them exquisitely sensitive.
因此，资源的竞争似乎是决定一个特定栖息地是否适宜的另一个重要因素。
So it looks like competition for resources is another important factor in determining if a particular habitat is suitable.
对此，有一种可能的解释是，洲际迁移既需要连接两个大陆的大陆桥，也需要大陆桥上和桥对面存在合适的栖息地。
A likely explanation for this involves the fact that intercontinental migrations require both a land bridge connecting the two continents and the suitable habitat both on and across that land bridge.
因此，科学家们希望更多地了解乌鸦在它们的自然栖息地是如何活动的，而埃克塞特大学和牛津大学的一个研究小组正在新喀里多尼亚进行研究。
So scientists want to find out much more about how the crows behave in their native habitat, and a team from Exeter and Oxford universities is carrying out research in New Caledonia.
人们提出的理论是，它们是从附近已经生活过的栖息地迁移过来的。
The theory that has been suggested is that they migrated in from nearby habitats where they were already living.
长江流经多种不同的生态系统，是诸多濒危物种的栖息地，灌溉了中国五分之一的土地。
As a habitat for many endangered species, the Yangtze River flows through diverse ecosystems and irrigates one-fifth of China's land.
事实证明，生活在溪边栖息地的鸟对数量是远离溪边栖息地的四倍。
It turned out that there were actually four times as many bird pairs or couples living in the stream edge habitat compared to the area away from the stream.
这场争论的核心是如何管理世界上留存的自然生态系统，以及如何和在多大程度上恢复其他栖息地。
At its core, the debate is about how to manage the world's remaining natural ecosystems and about how, and how much, to restore other habitats.
这些天然盐沼是海洋环境中最有生产力的栖息地之一。
These natural salt marshes are among the most productive habitats in the marine environment.
人们一直以来采取的保护蜂鸟栖息地的具体措施之一是清理受到污染的栖息地，然后重栽蜂鸟赖以生存的花草。
One of the concrete ways people have been doing this is by cleaning up polluted habitat areas and then replanting native flowers that humming birds feed on.
它们最喜欢的栖息地是靠近溪流边缘的森林。
Their preferred habitat is forests near the edge of streams.
新的关注点可能是拆除现有的水坝，并恢复自然栖息地。
The new focus may be on removing existing dams and restoring natural habitats.
可以说金星是比地球更舒适的生命栖息地。
对于无法放归自然栖息地的野生动物来说，动物园是最好的选择。
For wild animals that cannot be returned to their natural habitats, zoos offer the best alternative.
有证据表明，人类的捕猎和栖息地的破坏可能是导致当前物种大量灭绝的原因。
Evidence points to hunting by humans and habitat destruction as the likely causes for the current mass extinction.
鸭子是在有大量水的地方觅食和繁殖的鸟类，但近几十年来，由于干旱，它们的栖息地一直在缩小。
Ducks are birds that feed and breed in areas where there is a lot of water, but their habitats have been shrinking in recent decades because of the droughts.
值得注意的是，尽管鳞翅目昆虫在栖息地和行为上存在显著差异，但许多种类的鳞翅目昆虫的种群周期相似，在8到11年之间。
Remarkably, despite significant differences in habitat and behavior, many species of lepidoptera have population cycles of similar length, between eight and eleven years.
我今天要讲的是对一种特殊鸟类的研究——新喀里多尼亚乌鸦，它的自然栖息地是太平洋上的小岛。
I'm going to talk today about research into a particular species of bird—the New Caledonian crow, whose natural habitat is small islands in the Pacific Ocean.
更糟糕的是，这是佛罗里达豹的唯一栖息地，野生的数量不足100只。
Worse, this is the sole habitat of the Florida panther, and there are less than 100 of the creatures left in the wild.
一个方法是通过提供新的避难所、新的栖息地来帮助防止一些濒危巨型动物的灭绝。
One is to help prevent the extinction of some endangered megafauna by providing new refuges, new habitats for them.
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