然而，与海豚利用海绵捕捉藏在泥中鱼类的海绵捕食法不用，海螺捕食法在鲨鱼湾分布并不广泛。
Unlike sponging, however, in which dolphins use sponges to find fishes hiding in mud, conching isn't yet widespread in Shark Bay.
除了仅有的几个例外，如在阿拉斯加、冰岛和新西兰经营良好的渔场，海洋中鱼类的数目只相当于一个世纪前的小小片段。
With a few notable exceptions, such as well-managed fisheries in Alaska, Iceland, and New Zealand, the number of fish swimming the seas is a fraction of what it was a century ago.
通过对含有元素磷的水体中鱼类的血清胆碱酯酶和三磷酸腺苷(atp)酶活性的测定，发现元素磷对上述两类酶的活性有一定的抑制作用。
By assaying the activity of serum cholinesterase and ATPase of fishes in the water which contains phosphor, it is found there are a little inhibition to the above two enzymes.
美国鱼类和野生动物服务局将在一月份做出是否将海象列入《濒危物种法案》清单中的决定。
The U.S. Fish and Wildlife Service expects to make a decision on whether to list the walrus in the Endangered Species Act in January.
池塘中的污染物似乎来自管鼻藿在海洋里吃的鱼类。
The pollutants in the ponds appear to come from fish that fulmars eat when they're out on the ocean.
在对罗马城市塞普里的挖掘中，已经发现了许多详细的马赛克，描绘了几种容易识别的动物物种：野兔、鹧鸪和各种地中海鱼类。
Excavations of the Roman city of Sepphoris have uncovered numerous detailed mosaics depicting several readily identifiable animal species: a hare, a partridge, and various Mediterranean fish.
海洋鱼类中的汞含量也很高——尤其在体型较大的鱼类体内，如鲨鱼、金枪鱼和旗鱼。
Mercury levels are high in marine fish, too—particularly in larger species, such as shark, tuna, and swordfish.
鱼类和野生动物服务机构正在考虑将其从濒危物种名单中删除的可能性。
Fish and Wild Life Service is considering the possibility of taking it off the Endangered Species List.
美国鱼类和野生动物管理局局长丹尼尔·阿什说：“小草原松鸡正处在绝境中。”
"The lesser prairie chicken is in a desperate situation," said USFWS Director Daniel Ashe.
经典条件作用在所有的动物研究中，都得到了扩展和重复，这些动物包括了螃蟹，鱼类，蟑螂等。
The findings of classical conditioning have been extended and replicated in all sorts of animals including crabs, fish, cockroaches and so on.
但是他指出，如果我们再不停止肆无忌惮的吃光海洋中的野生鱼类的行为，总有一天，剩下的可能只是吃鲑鱼的人了。
Yet, as he points out, if we don't stop heedlessly devouring the wild fish from our oceans, one day that might be all the salmon man has left.
这些化合物聚积最严重的地方是在土壤、沉淀物和食品，特别是乳制品、肉类、鱼类和贝壳类食品中。
The highest levels of these compounds are found in some soils, sediments and food, especially dairy products, meat, fish and shellfish.
孟山都公司说，它的玉米中的蛋白质有选择性毒性，但对人类、鱼类和野生动物无害。
Monsanto says the protein contained in its maize has selective toxicity but is harmless to humans, fish and wildlife.
高生物价值的蛋白质存在于肉类、鱼类、蛋类和乳制品中。
High-biological-value protein is found in meat, fish, eggs and dairy products.
现在，有很多证据表明，在膳食中定期摄入鱼类的人的多余体重增加的风险比较低。
There is now a lot of evidence that people who regularly include fish in their diet have a lower risk of unwanted weight gain.
鲸鲨是海洋中的超大型鱼类，它的长度能够比上一辆典型的校车（40尺、12米）。
The ocean’s largest fish, whale sharks grow to lengths rivaling those of a typical school bus (40 feet/12 meters).
美国食品和药物管理局在揭示对汞污染鱼的调查结果中声称，如果妇女们有所有严重污染的鱼类名单的话，她们可能就根本不会吃鱼了。
The FDA, in revealing findings on mercury-contaminated fish, claimed that if women had a list of all the highly-contaminated fish, they probably wouldn't eat it at all.
在之前的一项长江食物链有毒物质调查中，在鱼类身上能找到许多此类物质。
Many were found in fish during an earlier study of toxins in the Yangtze food chain.
玻利维亚东部的冰冷温度(一般为华氏68度以上)冻死了三大河流中数以百万计的鱼类，这样的严寒可被视为环境灾难。
Freezing temperatures in eastern Bolivia (normally above 68 degrees Fahrenheit) killed millions of fish in three major rivers, and the freeze was viewed as an environmental catastrophe.
刹车环路是否也能限制特异性免疫(最早出现在鱼类中)，以此避免自身免疫反应呢？
Can the braking circuit also moderate adaptive immunity (which first appeared with fishes), so as to avoid autoimmune responses?
比较而言，科学估计有大概100万种昆虫、28000中现存的鱼类，1万种鸟类和5400种哺乳动物。
For comparison there are more than 1 million species of insects listed by science, 28, 000 living species of fish, 10, 000 birds and 5, 400 mammals.
比较而言，科学估计有大概100万种昆虫、28000中现存的鱼类，1万种鸟类和5400种哺乳动物。
For comparison there are more than 1 million species of insects listed by science, 28,000 living species of fish, 10,000 birds and 5,400 mammals.
我们的饮食中95%的农药残留来自于肉类、鱼类和奶类制品(据环保局估计)。
95 percent of pesticide residue in our diet comes from meat, fish and dairy products (according to EPA estimates).
已知鱼类中没有任何其它一种需要跨越地球四分之一路程去完成生命的历程。
"No other instance is known among fishes of a species requiring a quarter of the circumference of the globe to complete its life history, " he wrote in 1923.
通过的这些新标准将对保护人类健康大有帮助，因为它们提出鱼类中铅以及大米、海洋双壳贝类和头足类动物中镉的新的最高限量。
The new standards adopted will go a long way towards protecting human health, as they set out new, maximum limits for lead in fish, cadmium in rice, marine bivalve molluscs and cephalopods.
有些理论把人类由进化而来的巨大认知能力归功于在人类的食物中引进了鱼类。
Some theories credit the introduction of fish into the human diet with the evolution of our tremendous cognitive prowess.
在2004年芬兰的一项调查中发现，女性吃鱼类过少和抑郁有关联，但在男性中却没有这种现象。
A 2004 Finnish study found an association between eating less fish and depression in women, but not in men.
每周要吃至少两份高脂肪鱼类，或在每日食谱中添加富含脑黄金的食物。
Include at least two servings a week of fatty fish, or add foods fortified with DHA to the daily menu.
在这些模糊的图片中，一片片矮小荒芜的木榴油和豆科灌木随着微风摇摆；还有一些则是苍鹭在格兰德河的浅溪中啄食鱼类。
In some of the grainy pictures, scrubby and deserted patches of creosote and mesquite sway in a gentle wind; in others, herons peck at fish in the shallow trickle of the Rio Grande.
在这些模糊的图片中，一片片矮小荒芜的木榴油和豆科灌木随着微风摇摆；还有一些则是苍鹭在格兰德河的浅溪中啄食鱼类。
In some of the grainy pictures, scrubby and deserted patches of creosote and mesquite sway in a gentle wind; in others, herons peck at fish in the shallow trickle of the Rio Grande.
应用推荐