但对于哺乳动物，并非一定如此。
对于哺乳动物来说，这是既哺乳期后最花费精力的要尽的双亲责任。
After breastfeeding, it is the most energetically expensive parental duty known to mammals.
对于哺乳动物来说，甚至在大脑、小脑被切除之后呼吸肌的有节奏收缩仍然会继续。
In mammals, rhythmic contraction of the respiratory muscles continues to function even after the cerebrum and cerebellum have been removed.
线粒体是细胞里的一种发电机，对于哺乳动物和人类的DNA比较研究都非常合适。
A mitochondrion is a kind of power plant in the cell, and it is very suitable for use in comparable DNA-studies of both mammals and humans.
现在还不清楚该疗法是否疗效显著，但研究提示，对于哺乳动物，这种叫做白藜芦醇的分子是健康和生命的潜在保护因子。
It's not clear yet that this treatment is a magic chalice, but the study suggests that the molecule, called resveratrol, is a potent protector of health and life in mammals.
对于哺乳动物，每次吸气都将富氧空气带进肺中被称为肺泡的“死胡同”。这些在肺泡中循环的空气通过与肺毛细血管的血液进行气体交换，输进氧气并带走血液中的二氧化碳。
Air circulating through these sacs transfers oxygen into the bloodstream that picks up the blood's carbon dioxide waste.
对于小型哺乳动物来说，微气候可以产生很大的影响。
有趣的是，对于小型哺乳动物，如啮齿类动物，岛屿规则是相反的，因为在岛状条件下，巨头主义是有利的。
Interestingly, the island rule is reversed for small mammals such as rodents, for which gigantism is favored under insular conditions.
有趣的是，对于啮齿动物这样的小型哺乳动物来说，岛屿法则被推翻了，因为在岛状环境下，巨大的体型是最受欢迎的。
Interestingly, the island rule is overturned for small mammals such as rodents, for which gigantism is favored under insular conditions.
人类对于数字的天赋并不像人们普遍认为的那样优于其他哺乳动物。
Human numerical instincts are not so superior to those of other mammals as is generally believed.
对于某些人来说，冰河世纪毛犀牛的拱鼻和角并不意味着这种大型陆地哺乳动物，却是巨型鸟类的喙和爪。
To some, the arched snout and horns of skeletal Ice Age woolly rhinoceroses suggested not a vast land mammal, but the beak and claws of a giant bird.
研究的数据来自对于分布在欧洲、北美、智利、马来西亚和南非马里恩岛的鸟类、哺乳动物、爬行动物、昆虫、蜘蛛、以及植物。
The data came from studies of birds, mammals, reptiles, insects, spiders and plants in Europe, North America, Chile, Malaysia, and South Africa's Marion Island.
毕竟，这种生命早期的睾酮生长对于多数雄性哺乳动物的特征形成具有非常重要的作用。
After all, this testosterone surge in early life contributes to the male characteristics of many mammals.
和其它哺乳动物、昆虫、树木、植物和爬行动物一样(如：和消防栓一样红的青蛙、壁虎形状的树叶)，猕猴对于马达加斯加来说是独一无二的。
Like so many other mammals, insects, trees, plants and reptiles (I'm talking fire-engine red tomato frogs and geckos shaped like leaves), the indri indri is unique to Madagascar.
人类的大脑远比其他哺乳动物复杂，因此对于自闭症的研究必须中和多种因素进行考虑。
Human brains are far more complex than those of other mammals, and it is believed that a variety of factors are responsible for the development of the condition.
研究者们发现对于人类和大多数哺乳动物来说，连续六个小时或以上的95华氏度以上的极限“湿球温度”，将会使他们面临由于酷热造成的“极易死亡阶段”。
The researchers found that humans and most mammals experience a potentially lethal level of heat stress at a "wet-bulb" temperature above 95 degrees sustained for six hours or more.
对于大型海洋哺乳动物的致命一咬将会伤害到鲨鱼的下巴。
A bite that would be lethal to a large Marine mammal could damage the shark's jaws.
对于幼仔发声的更多研究可能揭示出哺乳动物牙牙学语要比以往我们所认为的广泛很多。
Further research about infant vocalizations could reveal that babbling is a much more widespread phenomenon in mammals than was previously thought.
对我们人类以及其他的陆地哺乳动物来说，有些感官是与生俱来的，然而对于鲸鱼来讲，这些功能要么已经衰退或彻底消失，要么就无法在水中正常发挥作用。
Some of the senses that we and other terrestrial mammals take for granted are either reduced or absent in cetaceans or fail to function well in water.
基因在哺乳动物细胞中的表达效率受到细胞状态的影响，研究图案化细胞的基因转染情况对于基因治疗有着重要的意义。
Gene expression in mammalian cells will be influenced by the cell status. Consequently, gene transfection studies on patterned cells are of great meaning for their gene therapeutic applications.
这篇综述讨论了在哺乳动物中发现的日益复杂的糖基化支配生理活动对于疾病研究的贡献。
This review discusses the increasingly sophisticated molecular mechanisms being discovered by which mammalian glycosylation governs physiology and contributes to disease.
然而，对于人类的眼睛还是有很多可以称赞的：在所有哺乳动物当中，只有人类和某些灵长类动物能享受分辨颜色的喜悦。
However, there is still much to be said for the human eye. Of all the mammals, only humans and some primates can enjoy the pleasures of color vision.
小鼠突变对于展现哺乳动物基因功能和模拟人类疾病具有关键性的作用，对分析和探讨疾病的发病机制具有特别重要意义。
Mouse mutants play a key role in defining mammalian gene function and modeling human disease, and are of particular importance for analyzing and exploring disease pathogenesis.
对于p 53蛋白是哺乳动物最重要的应激传感器这一说法是由争议的。
The p53 protein is arguably the most important sensor of stress that mammals possess.
对于其它的哺乳动物来说，比如狗，它眼里的世界只有黑和白。 …
相对于从哺乳动物组织中提取的SOD来说，本发明的产品安全、卫生，可以低成本规模化生产。
Compared with SOD extracted from mammal tissue, the inventive product has high safety, good sanitation, and low cost for scale production.
对于其它的哺乳动物来说，比如狗，它眼里的世界只有黑和白。
To any other mammal, such as the dog, the world looks like a black and white photo.
的主任扬·博尔对全球哺乳动物做出评价说对于一个国际环保组织，很难对哺乳动物做出直接比较和详尽调查。
N. and for Conservation International, an environmental group, said it was hard to draw a direct comparison with the last detailed survey on mammals, in 1996.
的主任扬·博尔对全球哺乳动物做出评价说对于一个国际环保组织，很难对哺乳动物做出直接比较和详尽调查。
N. and for Conservation International, an environmental group, said it was hard to draw a direct comparison with the last detailed survey on mammals, in 1996.
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