Floris van Breugel / Alkali fly (Ephydra hians) underwater in protective air bubble, Mono Lake, California, USA.
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James Dunbar / Close up of a Cryptic mantis (Sibylla pretiosia) catching and eating a fruit fly, UK. Captive.
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James Dunbar / Close up of a Cryptic mantis (Sibylla pretiosia) catching and eating a fruit fly, UK. Captive.
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Steve Downer / Fruit fly (Drosophila melanogaster) close-up of eye.
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Jeff Vanuga / Ephydrid flies (Ephydra sp) that eat microscopic algae and survives during the winter in thermal pools. Biscut Basin, Yellowstone National Park, Wyoming, USA, January.
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Marie Read / California Gull (Larus californicus), foraging for alkali flies (Ephydra hians) by running through swarm snapping its bill, on the shore at Mono Lake, California, USA. Digital frame expansion.
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Konrad Wothe / Fruit fly (Drosophila melanogaster) male, Germany, August.
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Jeff Foott / Ephydrid fly on algae mat, hot spring eaten by the wolf spider in hot spring run off. Yellowstone National Park, USA, July.
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Floris van Breugel / Mono Lake, with the abundant Alkali flies (Ephydra hians) Mono Lake, California, USA. September.
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Floris van Breugel / Alkali flies (Ephydra hians) taking flight. Mono Lake, California, USA. July.
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Floris van Breugel / Alkali fly (Ephydra hians) (top right), underwater in its air bubble, and pupal casings left behind by alkali fly larvae that have hatched into adults. The green is from algae that is trapped inside o...
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Floris van Breugel / Alkali fly (Ephydra hians) underwater in protective air bubble. Mono Lake, California, USA. June.
