Hostility towards outsiders is characteristic of both human and nonhuman animals.
敌视外来者是人类和其他动物共有的特征。
It's what motivates non-human animals, human infants and probably human adults to explore and seek out new things before growing less interested in them after continued exposure.
这是促使非人类动物、人类婴儿，甚至可能是人类成年人探索和寻找新事物的动力，而在持续接触之后，他们对新事物的兴趣会减弱。
And then it becomes the non-human animals and the environment.
再再然后它变成了非人类动物和自然环境的代表。
But around 600 years ago female human animals began to be called bitches.
不过，在大约600年以前，人类女性也开始被称作bitches。
Do not kill non-human animals unless you are attacked or for your food.
不要杀害其他动物，除非你被攻击或为了食用。
Hostility towards outsiders is characteristic of both human and non-human animals.
对外来者怀有敌意是人类和其他动物共有的特征。
But what exactly is the moral relevance of empathy and altruism in non-human animals?
而对非人类的动物而言，这种移情作用和利他主义的道德相关性究竟何在呢？
As far as I know, no non-human animals in the wild have any direct equivalent of money.
据我所知，除人以外，其他动物没有类似钱币的东西。
The findings indicate people, and also non-human animals can only handle so much variety before decision-making skills fall apart.
这些发现指出，人类以及其他动物只能从这么多种类中做出选择，否则就会迷失方向，无法做出决策。
We're human animals. I feel that, sitting next to you, looking at how your face moves, looking at your eyes, the inflection of your voice, how you look, how you dress.
我们是人类动物，我感觉和你坐在一起，看到你的脸的移动，看到你的眼睛，体会你声音中的情感，你看起来怎样，你穿着怎样。
If human standards for intelligence are applied to non-human animals, however, dolphins come very close to our own brain aptitude levels, suggests Emory University dolphin expert Lori Marino.
埃默里大学海豚专家洛里·马里诺说，如果把人类的智力水平评判标准应用到动物身上，则海豚的大脑资质水平和人类的十分相近。
Human beings are social animals.
人类是社会性动物。
Human beings differ from animals in that the former is capable of using language.
人类与动物的不同在于前者能够使用语言。
Human beings needed to use tools because they did not have sharp teeth like other meat-eating animals, such as lions and tigers.
人类需要使用工具，因为他们没有像其他食肉动物如狮子和老虎那样锋利的牙齿。
The reason often given for the low regard in which smell is held is that, in comparison with its importance among animals, the human sense of smell is feeble and undeveloped.
人们通常不重视嗅觉的原因是，虽然嗅觉对于动物很重要，但人类的嗅觉是薄弱而不发达的。
On the one hand, many animals are under pressure from human activity encroaching on their traditional living spaces.
一方面，许多动物承受着人类活动侵占它们传统生存空间的压力。
Westhusin's experience with cloning animals leaves him upset by all this talk of human cloning.
克隆动物的经历让威斯苏森对所有关于克隆人类的言论感到不安。
These animals don't have a sophisticated brain to recognize the slight differences between human facial features.
这些动物没有复杂的大脑来识别人类面部特征之间的细微差别。
Although humans are more advanced and intelligent, animals are more genuine and authentic in their behavior and responses than human beings.
虽然人类更高等、更聪明，但动物在行为和反应上比人类更真切、真实。
Exploring the metacognitive capacity of animals could become an important criterion in highlighting the similarities and differences between human and animal minds.
探索动物的元认知能力可能成为强调人类和动物思维异同的重要标准。
For many years it was assumed that lateralisation was a uniquely human trait, but this notion rapidly fell apart as researchers started uncovering evidence of lateralisation in all sorts of animals.
多年来，人们一直认为偏侧现象是人类独有的特征，但随着研究人员开始在各种动物身上发现偏侧现象的证据，这一观点很快就站不住脚了。
He confused his audience in the way he portrayed the animals he filmed, mixing up our notions of the categories human and animal.
他在电影里描述动物的方式常让观众产生迷惑，因为他将我们心中人类和动物的分类概念混合了起来。
Such behavior is regarded as "all too human", with the underlying assumption that other animals would not be capable of this finely developed sense of grievance.
这种行为被认为“太人类化了”，其言下之意是，其他动物不可能有这种微妙的愤懑感。
Nor were extinctions confined to large animals: small animals, plants, and insects disappeared, presumably not all through human consumption.
灭绝也不仅仅局限于大型动物：小型动物、植物和昆虫的消失，或许不是全部都由于人类的食用而消失。
That is exactly what she does! Soechting is the human "mother" to the 500 animals that live on her family wildlife farm in San Antonio, Texas.
她就是这么做的！Soechting是生活在德克萨斯州圣安东尼奥的家庭野生动物农场里的500只动物的“母亲”。
The treatment will be tried out on human beings only after it has been shown to be safe and foolproof in animals.
该疗法只有在动物身上证明安全、万无一失后才会在人体上试用。
As is often the case with human beings, many animals sleep a lot when young, but sleep much less when they get older.
和人类一样，许多动物年幼时睡得多，但长大后睡少了很多。
They should be especially careful around uncooked meat, domestic animals, human excrement and lake or river water.
他们应特别小心生肉、家畜、人类粪便和湖水或河水。
Few places have tracked chimp behavior over long periods, and those that have are also more likely to have protected their animals from human influence.
很少有地方会长期追踪黑猩猩的行为，而那些追踪过的地方也更有可能保护它们免受人类的影响。
Few places have tracked chimp behavior over long periods, and those that have are also more likely to have protected their animals from human influence.
很少有地方会长期追踪黑猩猩的行为，而那些追踪过的地方也更有可能保护它们免受人类的影响。
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