For years fairy circles have been one of nature's great, enduring mysteries. A defining feature of the majestic Namib Desert, Namibia these dusty patches of earth, ringed with tall grass and dispersed evenly across 1,100 miles have eluded explanation and confounded scientists.
원문출처 : http://www.cnn.com/2017/01/31/africa/namibia-fairy-circles-mystery-new-theory/index.html
원문출처 : http://www.cnn.com/2017/01/31/africa/namibia-fairy-circles-mystery-new-theory/index.html