本文摘要:In the southern United States,snakescanbevibrantandbright.inth enorth,theytendtobedarkanddrab.adarkcoatmayseemabitdepressing.in however,helpnorthernsnakessoakupheatfromthesunmorequicklythantheirsouthernkin,ateenfinds.andaquicksolarheatingcouldproveanal 黑蛇皮或看起来有点不生气。

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In the southern United States,snakescanbevibrantandbright.inth enorth,theytendtobedarkanddrab.adarkcoatmayseemabitdepressing.in however,helpnorthernsnakessoakupheatfromthesunmorequicklythantheirsouthernkin,ateenfinds.andaquicksolarheatingcouldproveanal 黑蛇皮或看起来有点不生气。但有个青少年发现,与南方同类蛇相比,黑色皮肤可以帮助北方蛇慢慢吸收太阳的温度。在更冷的气候中,慢慢吸收太阳的热量对蛇不利。

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Gianna Fantell,15,presentedtheresultsofherserpentineresearch,here, attheintelinternationalscienceandengineeringff snakefangiannafantellshowedthatmorenortherlysnakestendtobedarkerthanthoseinthesos psnakessoakupthesute warmth .吉安娜范特尔对蛇很感兴趣,发现有蛇的地方越往北,那些颜色就越浓于南蛇。深色可能有助于蛇更好地提供太阳的温度。

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thefreshmanatcoloniahighschoolinnewjerseyhaslovedsnakesformostofherlife .“irememberiwastrick-or-treating是andthiswomancameon withanalbinocornsnake,“she recalls.giannainstantlybecamefascinatedwiththecreation她说:“有一次我忘了在万圣节淘气,有个女人在白玉米的吉安娜对这一生的物产很快就产生了强烈的兴趣。whenitcametimetodesignaresearchprojectforschool, snakeswereanaturalfocus.flippingthroughafieldguide在shenoticedapattern .“farther north,thepigmentationofsnakesisdarker .”学校通过研究野外作业指南,她找到了规则。“越往北,蛇的颜色越深。

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