What Flying Bugs Are Blue?
What Flying Bugs Are Blue? Blow fly, (family Calliphoridae), also spelled blowfly, any member in a family of insects in the fly order, Diptera, that are metallic blue, green, or black in colour and are noisy in flight. With an average size of 8–10 mm (0.3–0.4 inch), they are slightly larger than houseflies but resemble