一些动物物种也表现出这种现象。
当然，有些动物物种需要大面积的栖息地，有些则需要长途迁徙。
There are, of course, animal species that require large areas of habitat, and some migrate over very long distances.
其中最著名的是1973年的《濒危物种法案》，该法案旨在保护濒临灭绝的动物物种。
The biggest was the Endangered Species Act of 1973, which protects imperiled animal species from extinction.
记住，当时许多动物物种的活动范围是不同的，所以所有这些动物实际上都生活在那个地区。
Remember that the ranges of many animal species were different back then, so all these animals actually lived in the region at that time.
植物平衡了生态系统、保护了流域、减缓了侵蚀、缓和了气候，为许多动物物种提供了庇护所。
Plant life balances ecosystems, protects watersheds, mitigates erosion, moderates climate and provides shelter for many animal species.
在对罗马城市塞普里的挖掘中，已经发现了许多详细的马赛克，描绘了几种容易识别的动物物种：野兔、鹧鸪和各种地中海鱼类。
Excavations of the Roman city of Sepphoris have uncovered numerous detailed mosaics depicting several readily identifiable animal species: a hare, a partridge, and various Mediterranean fish.
甲虫在濒危动物物种名单之上。
大约35%的哺乳动物物种消失了。
蒸发引起的盐度增加导致了无脊椎动物物种的灭绝。
Increasing salinity caused by the evaporation resulted in the extermination of scores of invertebrate species.
当“旧移民”返回地中海时，地中海又出现了新的动物物种。
New species of fauna populated the Mediterranean when the old migrants returned.
在所有哺乳动物物种中，只有不到5%的雄性承担父母养育的责任。
Males contribute to parental care in fewer than five percent of all mammalian species.
人类大约在7000年前到达加里科群岛，在3000年内，生活在加里科群岛森林中的大型哺乳动物物种大部分灭绝。
Humans arrived in the Kaliko Islands about 7,000 years ago, and within 3,000 years most of the large mammal species that had lived in the forests of the Kaliko Islands were extinct.
他专攻动物物种。
我们也不知道这些动物物种联系的时间表。
Nor do we have an idea as to the timing of these faunal connections.
雪貂是另一种已知易受感染的哺乳类动物物种。
Ferrets are another mammalian species known to be susceptible to infection.
FOXO3A涉及普遍存在于动物物种中的几条信号传递路径。
FOXO3A is involved in several signalling pathways that are conserved across animal species.
从化石可以证明，在过去的五次大灭绝中，75%动物物种消失。
Evidence from fossils suggests that in the "Big Five" extinctions, at least 75 percent of all animal species were destroyed.
自1993年来，已知的哺乳动物物种数增加了10%。
Since 1993 the number of known mammal species has increased 10 percent.
如同人类的情况一样，除禽鸟以外，在动物物种中的感染是罕见的事件。
As is the case with humans, infections in animal species other than birds are rare events.
王晓明认为青藏高原在一定程度上起到了培养寒冷时期动物物种摇篮的作用。
So Wang thinks the Plateau was a sort of evolutionary cradle for cold-weather animals.
RAS偏爱那些对于动物物种的生存最重要的声音，气味，和触觉的感受输入。
The RAS favors intake of sights, sounds, smells, and tactile sensations that are most critical to survival of the animal and species.
物种进化是一个渐变过程，但是某些动物物种的更替似乎是跳跃式的。
Evolution is a tale of gradual change, but some animal alterations appear to have advanced by leaps and bounds.
约15%的哺乳动物物种和11%的鸟类物种被归类为濒临灭绝物种。
Around 15% of mammal species and 11% of bird species are classified as threatened with extinction.
在1970年到2006年之间，本来丰富的脊椎动物物种减少了三分之一。
The abundance of vertebrate species fell by a third between 1970 and 2006.
对人类而言，就像对大多数动物物种那样，雌性的身体状态对繁殖的成功非常重要。
In humans, as in most animal species, the state of the female body is very important for the success of reproduction.
在过去的200年前，这个国家中灭绝的哺乳动物物种比世界上的其他任何地方都要多。
More mammals have become extinct in that country over the last 200 years than in any other place in the world.
报告涵盖了365种物种的965个种群，相当于北极地区所有已知的脊椎动物物种的35%。
It covers 965 populations of 365 species, representing 35 percent of all known vertebrate species found in the Arctic.
这种辩护导致了一个过于草率的结论，即运动狩猎能产生更健康的动物种群。
This defense leads to the overly hasty conclusion that sport hunting produces a healthier population of animals.
此外，肮脏、拥挤的住所促进疾病在许多动物种群中扩散，这实际上是昆虫对居住地方的选择。
Furthermore, the squalid, cramped quarters that encourage diseases to propagate among many animal populations are actually the residental choice for insects.
此外，肮脏、拥挤的住所促进疾病在许多动物种群中扩散，这实际上是昆虫对居住地方的选择。
Furthermore, the squalid, cramped quarters that encourage diseases to propagate among many animal populations are actually the residental choice for insects.
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