Flies Kleptoparasitism

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sarcophaga sp. feeding on captured prey (tipulidae) of spider (video, 1 m 44s)



miltogrammine fly (craticulina seriata) kleptoparasite of sand wasps, depositing larvae on food reserved larvae of wasp


some flies kleptoparasites, common in subfamily miltogramminae of family sarcophagidae. there kleptoparasites in families chloropidae , milichiidae. adult milichiids, example, visit spider webs scavenge on half-eaten stink bugs. others associated robber flies (asilidae), or crematogaster ants. flies in genus bengalia (calliphoridae) steal food , pupae transported ants , found beside foraging trails. musca albina (muscidae) reportedly shows kleptoparasitic behaviour, laying eggs in dung balls being interred 1 out of several co-occurring dung-rolling scarab species.








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