House Flys

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…up chucking its saliva on it. The housefly has lots of relatives. The bloodsucking sand fly, stable fly, bees, dragonfly, mosquitoes, tsetse fly, fruit fly, flesh flies, syrphus fly, drone fly, robber fly, louse fly, nimble fly, humpbacked fly, March fly, and the false crane fly. Flies are among the oldest insects. Their fossil remains are found in rocks of early geologic ages and may also be persevered in ancient amber. Bibliography Compton;s Encyclopedia