迁徙路线
- 网络migration route
![迁徙路线](../cache/1333001.jpg)
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位于鸟类迁徙路线上的枢纽性机场,发生鸟击的机率大大增加。
The possibility of bird-caused crash increases in a pivot airport which is along a bird migration route .
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于同一年代沿着一个内陆海海岸分布在数个地区,这一汇集恐龙踪迹的地区被认为是标出了一条古老的迁徙路线。
This collection of tracks , scattered over several sites of the same age along the coast of an inland sea , is thought to mark an ancient migration route .
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马克斯普朗克研究所的安德里亚·弗拉克发现,与只飞到摩洛哥北部并在那里的垃圾堆过冬的德囯白鹳相比,按照传统迁徙路线飞行的鸟儿死亡的可能性更大。
Andrea Flack of the Max Planck Institute found that birds following traditional migration routes were more likely to die than German storks that flew only as far as northern Morocco , and spent the winter there on rubbish dumps .
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但研究人员们希望,这一结论会激起人们保护重要栖息地和迁徙路线的意识,从而给鸟类数量回升创造出急需的空间。
But researchers are hopeful that the conclusion will be a trigger for the protection of important habitats and migration3 routes to make much needed space for birds to return .
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为了探讨这两条迁徙路线对东亚人群基因库的相对贡献,本论文分析了120个东亚群体5131例个体的Y染色体DNA多态性,以及101个东亚群体4238例个体的线粒体DNA多态性。
To reveal the relative contributions of the two roads to East Asian gene pools , variation of 5131 Y chromosomes from 120 East Asian populations and 4238 mtDNAs from 101 populations was analyzed .
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BBC新闻–尽管朝鲜对大多数外国游客闭关锁国,但颇有讽刺意味的是,它或许成了东亚–大洋洲这条世界最重要的国际候鸟迁徙路线的救星。
BBC News - Despite being closed to most foreigner visitors , North Korea may ironically be the saviour of one of the world 's greatest international migration routes - the avian East Asian Australasian Flyway .
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然而经济发展带来的环境恶化破坏了migratoryshorebirdsandseabirds的生存环境,在东亚-澳洲的主要迁徙路线上,这些鸟类数量锐减。这句话没有并列关系。
Yet the physical changes that go with affluence destroy the habitats of migratory shorebirds and seabirds , wreaking havoc on their numbers along the crucial East Asian-Australasian flyway .
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桂东县冬候鸟种类和迁徙路线调查
Survey of Autumn Migratory Birds Of Guidong County and Their Migratory Route
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中国候鸟迁徙路线和推论是正确的;
The speculation of Chinese bird migration routines is correct ;
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隆回县候鸟种类与迁徙路线调查报告
Survey of migratory birds species and their migratory route in Longhui County
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它是四条候鸟迁徙路线唯一交会点
the only one at the juncture of all four migratory flyways .
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疫情发生地点通常位于鸟类的主要迁徙路线上。
Outbreak sites are on major birds migratory routes .
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他们的冬季迁徙路线使其
Their winter migration routes take them passed
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对这种行为的进一步了解有助于保护者们对一些中途停留地和迁徙路线进行保护。
Knowing more about this behavior can help conservationists preserve common stopover sites and migration routes .
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从鹤类到鸣禽的5千万只鸟儿一年两次沿着迁徙路线奔波。
Fifty million birds , from cranes to song birds , journey along the Flyway twice a year .
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(这片土地是非常重要的,因为这里是几种经常光顾此公园的濒危物种的栖息地和迁徙路线。)可知选项。
This land is an important part of the habitat and migratory routes for several endangered species that frequent the park .
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但是,与其他禽类不同的是,这种野天鹅无识别迁徙路线的本能,它们从父母那儿学习飞行路线。
Unlike some birds , however , trumpeters don 't know migration routes instinctively ; they learn the way from their parents .
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科学家们发现小海龟在不同的磁场中游向相反方向,但都是在迁徙路线上游动,方向判断得相当正确。
The hatchlings swam opposite directions in the two trials & both being the right ones , to stay on the migratory track .
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在两次实验中位置不同的海龟选择了不同的方向,都成功找到了迁徙路线。
The hatchlings swam opposite directions in the two trials - both being the right ones , to stay on the migratory track .
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通常来说,动物会选择更容易的迁徙路线,但由于角马群规模巨大,此时它们必须渡河迁徙。
Normally the animals choose an easier crossing but the sheer number of wildebeests forced the migration across the river at this point .
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过度照明也会对野生动物造成不同方面的影响,譬如,改变迁徙路线、摄食习惯和繁育行为等。
The excess illumination also affects wildlife in various ways from altering migration routes to eating habits and breeding behavior , to name a few .
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如果你住的地方有野鸭生活或者正好处于野鸭迁徙路线,就会经常看到它们这么飞。
It 's a pretty common sight if you live in an area with ducks , or live within the path of their migration pattern .
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我们必须了解它们的繁殖,筑巢和迁徙路线,也需要了解沿途的自然栖息地。
we 've got to learn more about their breeding , nesting sites and migration routes , and also about the natural habitats we find there .
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但是,随着人类在蜂鸟迁徙路线上的自然栖息地进行开发,扩建住房或是耕作或是放牧,
But the problem , well , as natural habitat along these migration routes is developed by humans for housing or agriculture or cleared for raising cattle ,
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根据古籍记载和考古资料,该部族历代的迁徙路线已较为明确,并且其活动的北线地域很可能在今北京附近的燕山山脉南麓一带。
According to the documents and the archaeological material , the northern area where they moved may be the south foot of mountain of Yanshan near beijing .
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基奎特在最近的一次讲话中说,他能做到的最好地步就是让越过迁徙路线的那一段道路留下来不进行铺砌。
In a recent speech , Kikwete said the best he could do was to leave the part of the road that crossed the migratory route unpaved .
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坦桑尼亚政府打算在塞伦盖蒂国家公园的北部建造一条商用道路,切断200万角马和斑马的迁徙路线。
Tanzania 's government plans to build a commercial road in the north of Serengeti National Park , cutting through the migratory route of2 million wildebeest and zebra .
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学者们一直认为,早期人类从下撒哈拉的非洲进入欧亚大陆,迁徙路线要么是沿尼罗河并穿越西奈半岛,要么是越过红海。
Scholars have long assumed that early humans expanded beyond sub-Saharan Africa into Eurasia by migrating either along the Nile River and across the Sinai or across the Red Sea .
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模拟波多黎各和佛得角之间的磁场,这两地是海龟迁徙路线途经的两点,拥有同样的纬度但经度不同。
And they replicated the magnetic fields of Puerto Rico and the Cape Verde Islands , two points along the turtles ' migration , with equal latitudes but different longitudes .
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对长期观测数据的系统分析后,迁徙路线的改变和到达或离开时间的提前得到了证明,并提出迁徙物种和它们的食物来源同时减少。
Systematic analyses of long-term data document shifting migration routes and earlier departures and arrivals , as well as suggesting a loss of synchrony between the migrant and its food source .