Underground insect engineers create water traps, allowing rings of green grasses in the sand
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News in Brief: Termites, not fairies, cause plant circles in African deserts
Underground insect engineers create water traps, allowing rings of green grasses in the sand
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Mysterious 'Fairy Circles' in African Desert Get New Explanation
The bizarre circular patches of bare land have defied explanation, with hypotheses ranging from ants to termites to grass-killing gas. New research suggests the patches may be the result of the subsurface competition for resources among plants.
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