But as they are also one species of the animal kingdom, they cannot be completely wiped out.
作为动物界的物种，它又不能被完全消灭。
Remember that the ranges of many animal species were different back then, so all these animals actually lived in the region at that time.
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。
He explains that the disappearance of one animal can have serious consequence to remaining species in that habitat.
他解释说，一种动物的消失可能会对该栖息地的其他物种造成严重的后果。
The biggest was the Endangered Species Act of 1973, which protects imperiled animal species from extinction.
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。
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.
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。
Medical research often makes use of the forest's plant and animal life, and the destruction of such species could prevent researchers from finding cures for certain diseases.
医学研究通常利用森林中的动植物，毁坏这些物种可能会令研究人员找不到某些疾病的治疗药物。
The Amazon rain forest is home to the highest number of plant and animal species (种类) on Earth.
亚马逊雨林是地球上动植物种类最多的地方。
The zoo provides classes of service by tailoring habitats to the species of animal they are to contain.
动物园通过按将要包含的动物种类来定制栖息场所，从而提供分类服务。
These species are the main sources of animal protein for humans.
这些品种是人类动物蛋白的主要来源。
An UPDATED family tree of the animal kingdom could radically change the way we think about the evolution of species.
最近更新的动物界系谱树可能从根本上改变我们对物种进化的思维方式。
In humans, as in most animal species, the state of the female body is very important for the success of reproduction.
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。
The RAS favors intake of sights, sounds, smells, and tactile sensations that are most critical to survival of the animal and species.
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。
Evidence from fossils suggests that in the "Big Five" extinctions, at least 75 percent of all animal species were destroyed.
从化石可以证明，在过去的五次大灭绝中，75%动物物种消失。
The Trinity School seniors discovered 95 different species of animal and 11 cases of fraudulent food labeling.
三一中学的这两位高年级学生在其中鉴别出了95种不同的动物种类，以及11项食品标签造假行为。
Milk is not a natural food for any species of animal except for the very young fed by their own mother.
除了母乳之外，奶对任何物种而言都不是天然食品。
A slight narrowing of the eyes is an instinctual, universal expression of anger across various species in the animal kingdom (think about the angry expressions of tigers, dogs, etc.).
轻微地眯眼是出自本性的一种表达愤怒的方式，对于动物世界里各种各样的动物都是通用的(想一想老虎，狗等动物生气的表情就知道了)。
Tentatively named Ascidicola secundus, the animal is one of eight crustacean species found during the second phase of the Korean indigenous species project.
这个生物是此次本土生物保护项目中第二阶段被发现的八个新的甲壳纲物种中的一个，由于之前完全没有任何资料，科学家将其暂时命名为“Ascidicolasecundus”。
The study presents the first evidence of an animal species in the wild in which object play differs between males and females.
这项研究第一次证明了野生动物对待某一件物品时，雌性和雄性的反应是不同的。
It was not previously known what ammonites fed on-and, in truth, this evidence applies only to the animal in question, a species of Baculites.
此前，鹦鹉螺的食性并不为人所知，事实样，这一证据只能证明一种存在疑问的物种- - -杆菊石的某一物种的食性。
At the current pace of 16, 000 new animal species cataloged annually, Marques and Carbayo estimate it will take 360 years to complete the job.
马科斯和卡巴约估计，以目前每年16,000钟新动物物种的分类速度，要完成这项工作还需要360年才行。
Rainforests currently hold more than half of all the plant and animal species on Earth.
目前地球上，超过一半的动植物物种都生活在热带雨林之中。
Other parasite species and sub-species of the Trypanosoma genus are pathogenic to animals and cause animal trypanosomiasis in wild and domestic animal species.
锥虫属其它种和亚种的寄生虫对动物具有致病性并可在野生和家养动物种类中引起动物锥虫病。
Australia is home to nearly one million animal species, including 80 percent of the world's mammals and 90 percent of its reptiles.
在澳大利亚那一片国土上生活着近百万种动物，其中包括世界上80%的哺乳动物及90%的爬行动物。
Since young male chimps were less inclined to play dollies, the authors say their study presents the first evidence of an animal species in the wild in which play differs between males and females.
由于年轻的雄性黑猩猩并不倾向于玩洋娃娃，所以研究者称他们的研究第一次证实了野生动物物种在玩耍方面，雌性和雄性是不同的。
Animal studies can sometimes be of dubious scientific value, since different species react differently to the same procedure.
动物研究的科学价值有时值得怀疑，因为不同物种对同一操作有着不同的反应。
How all-female species avoid the shrinkage of their gene pool is among the animal kingdom's great mysteries.
一些物种只有雌性存在，可为什么它们的基因库不会缩小呢？这是动物界的一个很大的谜题。
"The fossil record will reveal a massive loss of plant and animal species, and also the scale of invasive species - how we've distributed animals and plants across the globe," Zalasiewicz says.
“化石记录将揭示植物和动物物种的大范围灭绝，以及物种入侵的范围——人类在全球范围内散布动植物的方式，”匝拉斯·维奇如是说。
The colourful wildlife found in tropical humid forests makes up more than half of the animal and plant species on Earth.
湿热的热带丛林里丰富多彩的野生生物构成了整个地球动植物种类的一半还要多。
If predictions hold true, the region will yield more new species discoveries in future, hopefully permitting expansion of protected regions on the animal and plant-rich island.
如果预测准确，那么这个地区将会发现更多新的物种，这些受保护动植物的保护范围将会很有希望得到扩大。
If predictions hold true, the region will yield more new species discoveries in future, hopefully permitting expansion of protected regions on the animal and plant-rich island.
如果预测准确，那么这个地区将会发现更多新的物种，这些受保护动植物的保护范围将会很有希望得到扩大。
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