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Current vaccines to protect against Rift Valley fever are limited to use in animals.
VOA: special.2010.07.12
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You could use cell culture, so you don't have to grow the virus naturally in animals.
你可以利用细胞培养技术,那你就不必在动物身上培养病毒
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If evolution is survival of the fittest, nature red in tooth and claw, how could animals evolve moral feelings?
如果进化论是讲适者生存，在弱肉强食的自然界，动物怎么能进化出道德情感？
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"There's unequivocal relationship between use of antibiotics in animals and transmission of antibiotic-resistant bacteria causing adverse effects in humans."
VOA: standard.2010.07.21
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If animals get a similar disease then you can learn about that disease progression in much more detail in the animal.
如果动物也能罹患相似的疾病,那么我们可以通过动物,更详尽的研究病程发展
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"They may be kind of dream animals and the San, the spirit healers amongst the San people today, one of their main roles is to hunt these rain animals in their dreams in a trance state."
VOA: standard.2010.08.09
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They are individual creatures who seem really to be in hell just as they seem really to have been in heaven; but the figures of Sin and Death, they are entirely different animals.
他们是独立的生灵，身处于地狱,也曾经生活在天堂;,但是罪恶之神和死神却是两个完全不同的生物。
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is to bring attention to the number of animals and places that have either disappeared or will disappear in our lifetime.
VOA: special.2009.05.06
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Now it's not uncommon, by the way, for laboratory animals in these studies to triple their body weight.
顺便说下,在实验室,让动物体重变成普通的三倍,并不罕见
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They have made over twenty movies and written many books and articles about the behavior of animals in the wild.
VOA: special.2011.03.23
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He's sort of an innocent primitive, he appears unclothed he lives a free, peaceful life in harmony with the animals, with nature and the beasts, he races across the steppes with the gazelles.
他是一个未开化的野人，出现时身无寸缕,生活随性，和动物与自然和平相处,有时候甚至和羚羊赛跑，穿过草原。
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Visitors can choose to visit rooms with river fish and animals, or they can explore creatures found in warm tropical waters.
VOA: special.2009.09.18
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In fact you do not have to kill any animals for this kind of research because we do everything in a test tube.
其实，做这种研究,你根本用不着杀害任何动物,因为试验都是在试管中进行的。
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Later,a stagecoach could make the trip in thirteen to fourteen days by moving day and night and changing animals often.
VOA: special.2009.03.30
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And then in my own view, this extends to animals, to creatures.
然后在我个人看来，这也可以延伸到动物，乃至所有生物上。
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When you are out in nature it is important to speak softly so as not to frighten the animals away.
VOA: special.2009.08.19
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We are political animals, he says, because participation in the life of the city is necessary for the achievement of human excellence, for the achievement of our well-being.
他说，我们是政治动物，因为参与城市生活,才能达致,人类卓越，也才能达致我们的福祉。
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Rockman imagines a terrible future in which plants and animals must be sent into space to protect them from Earth's pollution.
VOA: special.2010.12.15
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Aristotle in his Politics says this: "As man is the best of the animals when perfected, so he is the worst of all when he is divided away from the law and justice."
亚里士多德在他的《政治学》中说,"完美的人是最好的动物,但如果他与法律和公正剥离开来,那也会是最糟糕的动物"
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Scientists believe large groups of wolves became stuck when they came to feed on animals already trapped in the asphalt.
VOA: special.2010.04.07
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In fact, he called them "Beast machines" and said animals, nonhuman animals are merely robots, but people are different.
实际上他将动物称之为"野兽机器",他认为,非人类动物全是机器人,但人类是不同的
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In the early days of human history, people survived by hunting wild animals, or gathering wild grains and plants for food.
VOA: special.2010.01.31
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Student: My question's not exactly like that one, but in other animals do they is there similar ? data on other species?
我的问题跟刚刚那个不太一样，其他物种,他们会否,其他物种是否有类似的情况？
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Americans know about them mainly from a history of use as pack animals in Arizona and other areas of the desert Southwest.
VOA: special.2010.02.16
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A creature is required who is distinguished in certain ways from other animals.
是一种对之有所求的创造物,他在某些方面与其他动物不同。
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Although she has spent her life trying to protect chimps in their natural environment, these animals are still very much in danger.
VOA: special.2009.11.18
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Humans banded together instead of working more as individuals and started hunting animals in groups, groups of animals hunted by groups of humans.
人类开始聚集在一起,而非单独行动,人类开始集体狩猎,集体狩猎帮助人类捕获大量的动物
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An international agreement on protecting endangered animals and plants provides for sport hunting of white rhinos in Africa.
VOA: special.2009.12.14
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And there are three properties of this diet that help promote overeating and obesity in laboratory animals.
而这种导致实验室动物,过度进食和肥胖的饮食具备三种特征
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So, the idea itself was developed in the nicest form by Thorndike who explored how animals learn.
这个观点,是由探究动物如何学习的,桑代克所提出的。
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