Laurent Geslin / A swarm of midges (Chironomidae) flying in the morning. Walthamstow reservoir, London, UK
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Erlend Haarberg / Midges (Chironomus islandicus) swarming, Myvatn, Iceland, June
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Erlend Haarberg / Midges (Chironomus islandicus) on a 'No Walking' sign, Myvatn, Iceland, May
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Alex Hyde / Cleg fly / Horsefly (Haematopota pluvialis) sucking blood from human.
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Steve Knell / Swarm of Midges (Chironomidae) flying around grass stems. Lake Myvatn, Iceland. June
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Steve Knell / Swarm of Midges (Chironomidae) flying around grass stems. Lake Myvatn, Iceland. June
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Nick Upton / Cleg fly / Horsefly (Haematopa pluvialis) sucking blood from photographer's arm, Wiltshire pastureland, UK, June.
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Naskrecki & Guyton / Parasitic fly (Raymondia sp.) on fur of Horseshoe bat (Rhinolophus mossambicus) from Gorongosa National Park, Mozambique
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Naskrecki & Guyton / Parasitic fly (Raymondia sp.) on the wing membrane of the Horseshoe bat (Rhinolophus mossambicus) from Gorongosa National Park, Mozambique
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Nick Upton / Swift lousefly (Craeterina pallida), a blood sucking parasite unique to swift nests, found on a Swift chick (Apus apus) and held in the hands of a bird ringer, Worlington, Suffolk, UK, July. Model rel...
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Tom Gilks / Fishing boat with swarm of Lake flies (Chironomid sp) swarming in background, Lake Victoria, Kenya, February 2013.
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Ingo Arndt / Swarm of Midges (Chironomidae), France.
