They want the males to mate with wild females.
他们想让这些雄性动物和野生的雌性动物交配。
This allows the pair to mate properly and stops the hen from staying in the nest.
这可以使这一对正常交配同时也阻止雌禽待在窝里。
It wants to mate but it's also afraid and wants to run away.
它想交配，但它也害怕，想逃跑。
By this means, they signal their level of aggression or readiness to mate.
通过这种方式，它们表明了自己的攻击性或交配意愿。
When it rains, the adults emerge and congregate to mate at temporary ponds.
下雨时，成年企鹅们会出现并聚集在临时出现的水塘里进行交配。
For them, they come together to mate, and then they go their separate ways.
对它们来说，它们聚集在一起交配，然后分道扬镳。
I don't want to mate such a person.
我并不想与这样的人为友。
Women need to mate with the strongest only.
女人只需要追随最强者。
You determine with does the dad remit to mate?
你确定要跟阿爹汇合？
Those who fail to mate fail to become ancestors.
这些谁没有队友无法成为祖先。
We imagine that he was trying to mate with more intelligent species in the hope of breeding out humanity's native stupidity.
我们不得不怀疑，他试图与这些高智能种族结合是想通过繁殖来消除人类根深蒂固的愚蠢。
For instance, in Costa Rica, the two most closely related species are white or yellow, which prefer to mate with those of their own color.
举例来说，在哥斯达黎加，两种亲缘关系最近的蛱蝶翅膀颜色是白色或者黄色，它们会根据颜色的不同“物以类聚”，进行配对。
After 11 barren years, Ching-Ching died in 1985 and Chia-Chia was shipped off to Mexico Zoo to try (and fail) to mate with the resident panda there.
在11年不生育之后，青青于1985年去逝，而恰恰被送到了墨西哥动物园试图（但未成功）和当地的熊猫配对。
Thus, men who prefer to mate with blond women are unconsciously attempting to mate with younger (and hence, on average, healthier and more fecund) women.
所以，那些更喜欢和金发美女结合的男人只是无意识的试图找一个更年轻(因此通常也更健康，更有生育能力)的女人。
The two populations may even be splitting into two species. The blackcaps that winter in England tend to mate with each other when they return to Germany.
而这两个族群更有可能从此进化成两种不同的物种，那些冬季呆在英国的黑头莺在飞回德国繁衍后代时，更趋向于和“同道中鸟”喜结连理。
As small as a pack of gum, and with enough connectors to mate with nearly any manufacturer's phone, you'll be good to go, no matter where it is you're going.
小到一包口香糖，并有足够的连接器几乎所有厂商生产的手机伴侣，你会好去，不管它是你会。
Humans then chose to mate individual animals or plants that carried the particular gene in order to make the desired characteristics more common or more pronounced.
之后人类选择具有独特基因的动物或植物个体进行配对，使它们那些为人所需的特性变得更为普遍和显著。
It is also unusual for exhibiting a high degree of parental care, while it is unique in that it is the female that approaches the male to mate, not the other way around.
呈现出的高度亲代抚育也不同寻常，而最特殊的一点是求偶中雌性接近雄性而不是相反。
She said in evolutionary terms it was desirable for a women to mate with a man whose genes were different from hers, as this was likely to produce more robust offspring.
她表示，从进化的角度来说，女性若能和与自己基因组合不同的男性结合是很好的选择，因为那样他们的下一代很可能更健康。
Her argument is that it is these early years where we are biologically most prepared to mate, but we don't do this because socially we want to wait longer to settle down.
她的逻辑是这样的，当我们年轻气盛的时候，是身体上最适合求偶的，但我们并不会这么做，因为从社会的角度，我们想等一等再安定下来。
She said: "Women perhaps need to be more discriminating when they choose who to mate with to produce offspring, as they invest more than males in the reproductive process.
她说：“女性可能在选择与之生育后代的伴侣时需要更有效地识别能力，所以她们在繁衍过程中具备了优于男性的某种能力。”
She said: "Women perhaps need to be more discriminating when they choose who to mate with to produce offspring, as they invest more than males in the reproductive process."
她说：“女性可能在选择与之生育后代的伴侣时需要更有效地识别能力，所以她们在繁衍过程中具备了优于男性的某种能力。”
They discovered, as they report in Behavioral Ecology and Sociobiology, that male hyraxes are doing far more than just repetitively communicating that they are ready to mate.
正如他们发表在行为生态学和社会生物学上的文章所述，动物学家发现雄性岩狸所做的比仅仅是求偶所需的反复的声音联系要多得多。
All mercenary infantry and escort are to mate clothes but nap, this is the accustomed that develops for long period. Hear interjection, they abrupt took weapon to hurtle out.
所有的佣兵和护卫都是合衣而睡，这是长久以来养成的习惯。听到叫声，他们第一时间拿着武器冲了出来。
“One of the theories of how the Internet might affect dating is that it might erode the tendency of people to mate with people like themselves, ” said Professor Rosenfeld of Stanford.
互联网将怎样影响交友？其中一种说法是它将加重人们与和自己相似的人配对的趋势。
Males that had been separated from their male siblings did not display any of these symptoms, implying the response was tied specific-ally to mate separation, not just social isolation.
雄性田鼠与他们的同性兄弟的分离并没有显示任何类似的症状，这意味着上述反应是特异于伴侣间分离的而不只是由于社会孤立。
The only glimmer of hope was the outcome of experiments being made in England and the US to mate the Rolls-Royce Merlin engine to the airframe of the North American Aviation (NAA) P-51.
现在，最后一丝希望寄托在英国和美国同时进行的一项实验结果上，那就是为北美航空公司(NAA)设计的P - 51战斗机装上劳斯莱斯公司设计的“灰背隼”引擎。
The forms of communication that animals use are much more limited-they can express a desire to mate, or warn of the approach of a predator, but those calls cannot be combined to mean something new.
动物采用的交流形式非常有限，他们能发出求偶信号，或者入侵警报，但是那些信号不能被组合起来表达其它新含义。
The forms of communication that animals use are much more limited-they can express a desire to mate, or warn of the approach of a predator, but those calls cannot be combined to mean something new.
动物采用的交流形式非常有限，他们能发出求偶信号，或者入侵警报，但是那些信号不能被组合起来表达其它新含义。
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