美国科学60秒 SSS 2013-03-28
时间：2018-12-24 作者：英语课 分类：Scientific American(三)月
英语课
In southwestern African namely,desert,the lack of rainwater keeps grass sparks.but in some areas,mysterious rain brings grass with bare center appeared thrive.
Now scientists sub discovery the so called the very circles are decreased by wearied little creatures,termites 2.the work is in the journal of scientist .manual organism lives in around the very circle which range from 1 to 50 diameter and persist for decades,but scientist found only one species consistently inhabiting even the youngest very circle.the sand termites ....is dusted most likely culprite behind the rain.how do termites make very circles? living grass suck up the rain followed lose the liquid to evapration.when termite 1 clusters together,feeding on destroyed vegitation,they live rougly circular bare page,the storage more water than the surrounding soil,the fairy circle that access water reserva from cen-termite,the grass is around the edge on other thirs..
organism,so maybe we should start call these things termite circle.then,sounds a bit wooden.