House fly
originated in central Asia, the insect expanded its range worldwide long ago as a commensal organism to human populations; the housefly is always found in association [...] eggs in several batches on decaying organic matter, such as food waste, carrion or feces, over the course of three to four days. Development time for all [...] breeding site to pupate. Flies in the pupal stage are oval-shaped, with bluntly rounded ends, about 8 mm long and change in colour from yellow to red, to