Fairy circles are circular patches of barren land, varying between 2 and 12 metres in diameter, often encircled by a stimulated growth of grass. They occur in the arid grasslands of the Namib desert i
A single fairy circle, Namibia
Fairy circles in the Marienflusstal area in Namibia
Aerial view of Fairy circles within Namib-Naukluft National Park (2017) 24°08′14.09″S 15°41′31.63″E / 24.1372472°S 15.6921194°E / -24.1372472; 15.6921194 (Fairy circle)
Fairy circles in Namibia's Marienfluss valley
Mima mounds
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Mima mounds are low, flattened, circular to oval, domelike, natural mounds that are composed of loose, unstratified, often gravelly sediment that is an overthickened A horizon. These mounds range in d
Fairy circle (arid grass formation)
…language. But from a scientific perspective, termite linyji are common vegetation gaps and not true fairy circles. Like heuweltjies in South Africa and Mima mounds in the U.S., the cause of fairy circles has long been a puzzle and the investigation has proved challenging. There may also be more than one explanation…
Mima mounds in Washington State
Panorama of Mima mounds in Thurston County
DNR sign at Mima Mounds Natural Area Preserve near Olympia
Panorama of Mima mounds near Olympia, Washington