这块古代排泄物或粪化石，同烧焦的多刺梨种子散落在一起，点缀着来自鱼、鸟、啮齿目动物的小块骨头。
The ancient fecal material, or coprolite, was littered with seared prickly pear seeds and flecked with small bones from fish, birds, and rodents.
啮齿目动物传播疾病，常被当作害虫对待。
我们最大的安全威胁是啮齿目动物和昆虫。
河狸是一种大啮齿目动物，以它们的技巧和精力而闻名。
Beavers are a large rodent noted for their skill and energy.
所有这些啮齿目动物都容易照看，而且只占很小的空间。
All those rodents are easy to care for and take up very little space.
结果共捕获小兽107只，包括啮齿目和食虫目共9种；
Results A total of 107 small vertebrates including 9 species were captured.
因为除人类以外，弓形虫还有两个常规寄主：啮齿目动物与猫科动物。
For, besides humans, Toxoplasma has two normal hosts: rodents and cats.
在超过2000个物种的陆宗岛上，啮齿目动物是目前最大的哺乳动物群体。
With over 2,000 living species, rodents are by far the largest group of mammals.
在超过2000个物种的陆宗岛上，啮齿目动物是目前最大的哺乳动物群体。
With over 2, 000 living species, rodents are by far the largest group of mammals.
为证明这一点，一些近期研究转向一种具有非常相似的巢穴结构的啮齿目动物。
To prove this, a few recent studies turned to a rodent that employs a remarkably familiar nest structure.
任一种有适于啃或咬的大前齿的啮齿目哺乳动物，如鼠、大家鼠、松鼠或狸。
Any of various mammals of the order Rodentia, such as a mouse, rat, squirrel, or beaver, characterized by large incisors adapted for gnawing or nibbling.
假如寄生虫很幸运的话，寄生弓形虫的啮齿目动物被猫吃掉，然后循环再次开始。
Eventually, if the parasites are lucky, their rodent host is eaten by a cat and the whole cycle starts again.
Nader开始进行他的试验，他给啮齿目动物脚上一击的同时放出一种声音。
Nader began his experiment by giving rodents a foot shock at the same time he played a sound. The rats formed the memory that sound equals shock.
在三个研究中心带领下的实验中，开始喂药的相对年老的老鼠大体上比啮齿目动物活得长。
In tests conducted at three research centres, mice that began taking the drug at a relatively old age lived substantially longer than other rodents.
它可以为人们捕抓大量的啮齿目动物，因此它们的这种猎杀技能也第一次赢得了人类友好的关注。
Plentiful rodents probably drew wild felines to human communities. The cats' skill in killing them may have first earned the affectionate attention of humans.
当地的动植物群落、微生物和啮齿目动物等影响着移居，却经常被怀着过高期望的人们忽视掉。
Local fauna and flora, bacteria, rodents, affects the immigrants, though often unseen by the humans with high hopes.
目前看来效果不错，但除非你是啮齿目动物，不然没有证据表明痛饮香槟可以保护你的认知功能。
So far so good but, unless you are a rodent, there is no evidence that quaffing champagne will preserve your cognitive function.
结果还揭示了在啮齿目泌乳刺激素基因家族进化过程中持续不断的发生了基因重复和基因分化事件。
Our analysis also reveals that continual gene duplication and divergence occurred during the evolution of rodent PRL gene family.
他说，在一些啮齿目动物身上的研究已经表明，细小、长命的实验老鼠拥有较低的甲状腺激素水平。
He says studies on rodents have shown that skinny, long-lived laboratory mice had low thyroid hormone levels.
其中一部“Lemmings”，属亲社会的类型，游戏主旨是保护啮齿目动物免于各种不同危险。
In the pro-social one, "Lemmings", the aim is to protect rodents from various dangers.
研究者发现如果啮齿目动物的父亲与幼崽一起待在巢穴中——可能由于与幼崽新建立的纽带——婴儿的大脑就会正常发育。
They found that if a rodent father remained in the nest with his pups - presumably due to the newfound bond with his offspring - his babies' brains developed normally.
研究者发现如果啮齿目动物的父亲与幼崽一起待在巢穴中——可能由于与幼崽新建立的纽带——婴儿的大脑就会正常发育。
They found that if a rodent father remained in the nest with his pups - presumably due to the newfound bond with his offspring - his babies' brains developed normally.
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