但是诺亚注意到，鸽子独自栖在树枝上，并没有要说什么，也不打算跟别的动物竞争。
But Noah had noticed that the dove was perched alone on a branch and did not try to speak and compete with the other animals.
他们开始探索雌性动物竞争时是否产生了这些惊人的武器、角与繁殖力两者之间是否需要相关？
They set out to discover whether female competition accounted for these impressive armaments, and whether there was a trade-off between horns and fecundity.
为生存而进行的斗争不是发生在战斗中，而是在争夺有限的觅食区和占用没有肉食动物的区域的竞争中。
The struggle for existence occurs not in fights, but in the competition for limited feeding areas and for the occupancy of areas free from meat-eating animals.
很多动物学家认为，这是因为，在几乎没有任何现存竞争物种的情况下，有太多的生态小生境可供生存。
Many zoologists believe that it was because so many ecological niches were available with virtually no competition from existing species.
当蚂蚁被移走后，树木通常会死亡，可能是因为食草动物对它们的伤害太大，它们无法与周围的植物竞争光照和生长空间。
When the ants are removed, the trees usually die, probably because herbivores damage them so much that they are unable to compete with surrounding vegetation for light and growing space.
在只是动物王国的一个简单的寄生的例子罢了，这个从另一个方面证明了不用竞争也可以生存。
This is just one striking instance of the immensity of pain in the animal kingdom, which defies explanation except via the unyielding calculus of competitive survival.
这样的竞争秀依赖于速度、力量以及动物的体型，它们是衡量生育能力的标志。
Such competitive displays depend on the speed, strength and size of an animal, which is why they convey a measure of reproductive fitness.
一些人发现，这是一种比我们所认为的要好得多的策略——商业如此，人亦然，野生环境中竞争的动物也是这样。
What some are finding is that it is a strategy that works much better than we think — whether for businesses, people, or animals competing in the wild.
这是一个自然过程，任何一种过于特化而不能随环境改变而改变的动物，或者任何一种与适应性更强、更厉害的动物来竞争的动物，灭绝都是其必然的命运。
It is a natural process and extinction is the fate of any animal that has specialized too far to change when its environment changes, or has to compete with a better-adapted and more powerful animal.
但这是错误的，因为人们进行生存竞争的力量，完全在于他是一个社会性的生活着的动物。
But this is wrong, because man owes his strength in the struggle for existence to the fact that he is a socially living animal.
从本质上说，男人天性多疑、乐于竞争、有自控和自我保护意识，而且是一种喜欢孤独的动物，他努力克制自己，隐藏情感。
By nature, a man is suspicious, competitive, con - trolled, defensive and a loner who hides his emotional state to stay in control.
这就是我们人类的竞争优势，其他动物可没有具备像我们这么发达的大脑，能够有预见性，超前跳跃式的进行思考。
And that was our competitive advantage - other animals that didn't have the big brain couldn't think several steps ahead to do that. '.
Simons说这种动物生活的时候非洲还是一个岛屿，没有生存竞争。
Simons said that when this primate lived, Africa was an island, limiting the competition for survival.
她不仅在和其他的动物类节目争观众，也是和所有的电视节目竞争。
She is competing for viewers not just against other animal shows but against all dramatic television.
随着人类在全球范围内扩张，我们避免不了在那此唾手可得的食物方面与其他动物进行激烈竞争。
As the human species expanded across the globe, we had to have a competitive edge over other animals going for the easy food.
免遭食肉动物和竞争者的侵袭，它们很快会再生并覆盖整个星球的表面。
Unimpeded by predators or competitors, they could quickly reproduce and cover the surface of the planet.
欧文斯夫妇坚持认为福凯之所以感觉不快是因为他们的美国鱼类和野生动物授权申请与他形成了竞争关系。
The Owenses maintain that Fouche was upset with them because their U.S.Fish and Wildlife grant application competed with his.
欧文斯夫妇坚持认为福凯之所以感觉不快是因为他们的美国鱼类和野生动物授权申请与他形成了竞争关系。
The Owenses maintain that Fouche was upset with them because their U.S. Fish and Wildlife grant application competed with his.
岛上某些动物为什么会有巨型身材呢？原因是岛上没有肉食动物，鸟类和爬行动物面临的捕食竞争较小。
With no mammalian carnivores, birds and reptiles faced less competition for food, accounting for some of their massive size.
越南想要和需要做的是为了保持长期其经济的竞争力而在短期内推动物价的上涨。
Some of the things Vietnam wants and needs to do to make the economy more competitive in the long term are pushing up prices in the short term.
灵长类动物行为生态学家西尔维亚•阿姆斯勒观察发现雄性黑猩猩会在它们地盘边界巡逻，还会残忍杀害竞争者。
Primate behavioral ecologist Sylvia Amsler observed groups of male chimps patrolling the edges of their territory and targeting rivals for brutal killings.
这很简单：动物和人类在学习东西的时候，如果能够观察别人怎么做，甚至与之竞争，它(他)们就会更加积极地去学。
And it is simple: Both animals and people learn more readily when they can observe and even compete with others learning at the same time.
这样的竞争会很残酷，亚当.帕克(AdamPack)这么说，他是夏威夷大学的一位海洋哺乳动物学家及心理学家。
The competition can get vicious, says Adam Pack, a marine mammal biologist and psychologist at the University of Hawaii, Hilo.
这样的竞争会很残酷，亚当.帕克(AdamPack)这么说，他是夏威夷大学的一位海洋哺乳动物学家及心理学家。
The competition can get vicious, says Adam Pack, a marine mammal biologist and psychologist at the University of Hawaii, Hilo.
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