what are fairy circles
Fairy circles are circular patches of land, barren of plants, though often encircled by a ring of stimulated growth of grass. They typically appear in the arid grasslands of the western part of Southern Africa.Fairy circles are particularly common in Namibia, but also occur in parts of Angola and South Africa.Fairy circles vary between 2 and 15 metres (7 and 49 ft) in diameter. They typically occur in essentially monospecific grassy vegetation, especially in Namibia, where conditions are particularly arid.Associated grasses commonly are species in the genus Stipagrostis.hey typically appear in the arid grasslands of the western part of Southern Africa. Fairy circles are particularly common in Namibia, but also occur in parts of Angola and South Africa. Fairy circles vary between 2 and 15 metres (7 and 49 ft) in diameter.