When one animal attacks another, it engages in the most obvious example of aggressive behavior.
当一只动物攻击另一只动物时，它会做出最明显的攻击行为。
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。
Tired of waiting in the back of the line to get on Noah's Ark, a flea jumps from one animal to another as she moves closer to the front.
厌倦了在队伍后面等着登上诺亚方舟，一只跳蚤从一只动物跳到另一只动物，渐渐靠近前面。
Some try to learn everything about one animal and some learn about a group of animals, some try to understand where new kinds of animals come from and other zoologists are interested in how animals can get sick.
有些动物学家试图完全研究透一种动物，有些试图研究一群动物，而有些试图研究新种类的动物是从哪里来的，还有一些对动物是如何患病的感兴趣。
One animal known to be a friend of humans is the dolphin.
海豚是人类的朋友。
He told me that the horse and I had to be like one animal.
他告诉了我马和我必须像一只动物。
There is no point in testing more than one animal from a single barn.
没有必要从一个畜舍中检验一只以上的动物。
It means that it can be transmitted from one animal group, to another.
这意味著，它可以从一个动物组，到另一个。
Some families can hunt only one animal for example a deer and ignore others.
有些狼群家族只会捕猎一种动物，比如鹿，对其他动物就视而不见。
One animal represents each year, so totally 12 animals represent 12 years.
每种动物代表一年，一共12种动物代表12年。
They are emblematic of what I would call single-species conservation: ie a focus on one animal.
它们是我所说的单一物种保护的象征：即，侧重于一种动物。
The first successful transfusion from one animal to another probably was done by Richard Lower.
第一次由一只动物向另一只动物成功输血可能是由理查德。拉威尔完成。
Acting out: Students acted out a hatching and growing for one animal. Classmates guessed the animal.
行动：同学来表演一种动物的孵化、出生过程让大家来猜这是什么动物。
But if there was one animal protection awareness, then it will not cause the extinction of the dodo.
但是如果当时人们有动物保护意识的话，就不会造成渡渡鸟的灭绝。
Thanks to a plucky woman from Frenchtown, Montana, we now know how to deal with at least one animal menace.
感谢勇敢的来自蒙大拿州弗伦奇敦的一个女人，我们知道了怎样处理(来自)至少一个动物的威胁。
How many animals are endangered in China? Study at least one animal and find out why it is in trouble.
你知道中国有哪些濒临灭绝的动物吗？深入研究一种动物，并试着找出原因。
We might even go further and argue that history has become a sub-field of biology, focusing on the behaviour of one animal, Homo sapiens.
我们可能需要更加深入地把历史学当作生物学的分支学科来研究，专注研究一种动物的行为表现，那便是智人。
One animal expert suggested that it may be as simple as Oscar enjoying the comfort of heated blankets placed on dying patients [Source: NPR].
另一动物专家甚至认为奥斯卡只是单纯的为了享受临终病人身旁加热毯子的温暖。
Teacher demonstrate how to design one human cartoon image and one animal 's. let them to feel the usage of exaggeration and personated techniques.
教师演示人物与动物的卡通设计各一，学生观摩感受夸张与拟人方法的运用。
For instance, it's currently impossible to tell how a female swimming through a group of males singing the same song picks out one animal from the rest.
比方说，目前还无法分辨出雌鲸是如何万里挑一的。
Dogs and pigs have the same capacity to feel pain, but it is prejudice based on species that allows us to think of one animal as a companion and the other as dinner.
狗和猪都同样能感受到痛苦，但基于种类上的偏见却允许我们把一方视为伴侣，另一方则作为晚餐。
One way is with vocalizations, you know, sounds generated by the animal.
一种方法是发声，你知道的，动物发出的声音。
One Lascaux narrative picture, which shows a man with a birdlike head and a wounded animal, would seem to lend credence to this third opinion, but there is still much that remains unexplained.
一幅拉斯科岩洞叙事画描绘了一个头部像鸟的人和一只受伤的动物的故事，这似乎证实了第三种观点，但仍有许多未解之谜。
They've asked every animal, too, for miles around, and no one knows anything about him.
他们问了方圆几里的所有动物，可是没有人了解他的情况。
Since one consequence of adrenaline release in an animal is an increase in blood glucose levels, we examined the effects of glucose on memory in rats.
由于肾上腺素在动物体内释放的结果之一是血糖水平的升高，我们检查了葡萄糖对大鼠记忆的影响。
The United Kingdom is one of the few countries in the world that does not have a large wild animal that eats meat.
英国是世界上少数几个没有大型食肉野生动物的国家之一。
The prairie vole is one such animal.
草原田鼠就是这样一种动物。
Mary had never possessed an animal pet of her own and had always thought she should like one.
玛丽从未有过自己的动物宠物，她总是想要一只。
Whatever may have been the moment and the circumstances of its appearance in the scale of animal life, language could only have been born in one fell swoop.
不论是在动物的历史中何种时候何种环境，语言只可能是一刹那间诞生。
Whatever may have been the moment and the circumstances of its appearance in the scale of animal life, language could only have been born in one fell swoop.
不论是在动物的历史中何种时候何种环境，语言只可能是一刹那间诞生。
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