![mammal](../cache/625545.jpg)
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Most native mammal species have been severely depleted .
大多数本地哺乳动物的数量都已经大大减少了。
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Its hairy body suggests a mammal .
它毛茸茸的身体表明它是哺乳动物。
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Marine mammals generally swim with the current .
海洋哺乳动物一般顺水而游。
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It has been suggested that mammals took over from dinosaurs 65 million years ago .
有人提出哺乳动物是在6500万年前取代恐龙的。
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When did mammals appear on the earth ?
地球上的哺乳动物起源于何时?
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Carnivores are usually socially complex mammals .
食肉动物通常是有着复杂的社会关系的哺乳动物。
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No mammals other than people may enter the country without lengthy quarantine .
除人之外,所有的哺乳动物进入这个国家都必须经过长期隔离。
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Humans experience a delayed maturity ; we arrive at all stages of life later than other mammals .
人类发育较缓——在生命的各个阶段,我们都晚于其他哺乳动物。
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Mammoths were herbivorous mammals .
猛犸是食草性哺乳动物。
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Whales are classified as mammals rather than fish .
鲸属于哺乳类而非鱼类。
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A whale is a kind of mammal .
鲸是一种哺乳动物。
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Whales are mammals that live in the sea .
鲸是生活在海洋中的哺乳动物。
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The sea otter is a rare and valuable mammal .
海獭是一种稀珍的哺乳动物。
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It 's the fastest-ever recovery of a mammal , joining peers like the Louisiana black bear as glowing successes in the history of the Endangered Species Act .
在被拯救的诸多哺乳动物中,岛屿灰狐是恢复最快的一个种群,和路易斯安那黑熊等一起成为《濒危物种法》保护历史上最瞩目的成功案例。
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Mammals weighing sixty kilograms have an average brain size of 200 cm2 .
体重60公斤的哺乳动物的平均大脑面积为200平方厘米。
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Conservation scientists recorded an average 68 % fall in mammals , birds , amphibians2 , reptiles3 , and fish since 1970 .
动物保护科学家的记录显示,自1970年来,哺乳动物、鸟类、两栖动物、爬行动物和鱼类的数量平均下降了68%。
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The researchers from the University of Liverpool created a genetic4 family tree of related insect-eating mammals , including hedgehogs and moles5 .
利物浦大学的研究人员们创建了一个有亲缘关系的食虫类哺乳动物的基因家谱,包括刺猬和鼹鼠。
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Water shrews are diminutive1 , long-snouted mammals .
水鼩是一种体型纤小、长吻的哺乳动物。
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The teacher said it was physically1 impossible for a whale to swallow a human because even though it was a very large mammal its throat was very small .
她的老师说:“一头鲸鱼从身体构造的角度看,是不可能吞掉一个人的。因为尽管鲸鱼是一种非常巨大的哺乳动物,可它的嗓子非常小。”
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The teacher said it was physically1 impossible for a whale to swallow a human because , even though it was a very large mammal , its throat was very small .
老师说,鲸鱼不可能吞了一个人,因为,即使这是一个非常大的哺乳动物,它的喉咙是非常小。
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Interestingly , in most mammals , the contractions14 of intestinal muscles occur in all directions , but in wombats , the grooved15 tissue and irregular contractions shape the poop differently .
有趣的是,大多数哺乳动物的肠道肌肉都是向各个方向收缩,但是袋熊带纹路的肠道肌肉组织和不规则的收缩方式却将便便塑造成了不同的形状。
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To assess the impact of this indoor lifestyle , scientists looked at another mammal which builds structures for sleeping in – the chimpanzee – collecting samples from nests in the Issa Valley in Tanzania .
为了评估室内生活方式的影响,科学家们观察了另一种会为睡眠搭窝的哺乳动物—黑猩猩—他们从坦桑尼亚伊萨谷的黑猩猩巢穴中采集了样本。
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Despite having round anuses like all other mammals , bare-nosed wombats2 do not produce round pellets , tubular coils or messy piles ; they are the only creature on Earth that poops cubes .
尽管和其他所有哺乳动物一样长着圆圆的肛门,但是毛鼻袋熊拉的便便却不是圆球状、螺旋状或乱糟糟的一堆,它们是地球上唯一拉方形便便的生物。
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So evaluation in large mammal animal models needs to be further studied .
适合评价修饰人RBC寿命和安全性的大动物模型有待于进一步探索。
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Analysis on Food Security Evaluation of Bt - transgenic Plant to Mammal
转Bt基因作物对哺乳动物食品的安全性评估
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Situation and conservation strategy of mammal species diversity in Guizhou province
贵州兽类物种多样性现状及保护对策
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A Guide to the Measurement of Mammal Skull ⅰ: Basic Measurement
兽类头骨测量标准Ⅰ:基本量度
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Study of biological clock system in mammals
哺乳动物的生物钟系统研究
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It is one of the more intelligent mammals .
它是比较聪明的哺乳动物之一。
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Studies Related to Sex Control in Mammals
哺乳动物性别控制相关问题的研究