The whole groups of species sometimes falsely appear to have been abruptly developed.
整个的物种群有时会假象地表现为突然发生的.
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Facies of species are often connected with extreme or disturbed habitats.
植物种的群常与严酷或干扰的生境有联系.
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The species ranged from tiny field mice to the 100-pound capybara from Brazil.
物种范围从很小部分的老鼠到产自巴西的100磅重的水豚.
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Linnaeus simplified the naming of living things by giving each species a two-part scientific name.
林奈的命名简化生活的事情让每个物种有两部分的科学名称.
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Forests provide myriad other benefits, especially in hydrology and by hosting millions of species.
森林带来大量其他的好处, 特别是利于水文和维持数百万的物种.
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The winter solstice is a special time inward turning and introspection for all species upon earth.
冬至日是一个特别时刻,此时地球上所有物种都向内转变并内省.
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It is an inviolable natural law that extinction is an irreversible step in the evolutionary process.
物种灭绝是进化过程中不可逆转的步骤,这是不可违背的自然法则.
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These invasive species – brought to the island by people – have no natural predators.
这些由当地人引进的入侵物种没有天敌.
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在这些物种中, 禽类是研究基础免疫机理的一个非常有价值的模型.
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For some reason every species is blue-violet: lupine, blue-eyed grass, thistle, gentian.
不知什么原因,所有的物种都是紫蓝色的: 羽扇豆, 蓝眼草, 蒲公英, 龙胆草.
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一般而言，一个地方越暖和，能生存的动植物种类通常也就越多。
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Polar bears, desert gazelles and sharks were all added to the list of species facing extinction.
北极熊 、 漠瞪羚和鲨鱼都已经被列入濒临灭绝的物种.
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Polar bears, desert gazelles and sharks were allthe list of species facing extinction.
北极熊 、 沙漠瞪羚和鲨鱼都已经被列入濒临灭绝的物种.
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加拉帕戈斯陆栖鬣蜥属于鬣蜥属, 其中目前得到确认的有三个物种.
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冬天,2000只虎头海雕来到北海道海岸,这个数字占了该物种总数量的三分之一.
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The landscape of the Loess Hilly complex , with soil water conditions greatly varied.
总体来说,在黄土丘陵沟壑区,由于环境条件的影响,物种生态位重叠相对较低.
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冬眠也许持续数天或好几星期,取决于物种 、 周围的环境和年月时间.
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