Template:POTD/2011-10-02
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Thehousefly(Musca domestica) is the world's most common species offly,accounting for about 90% of all flies in human habitations, and indeed one of the most widely distributed insects, foundall over the world.Adult houseflies grow to 8–12 millimetres (0.3–0.5 in) long, with females being slightly larger than males.Photo:Muhammad Mahdi Karim