House fly
organism to human populations; the housefly is always found in association with human activity. As the most common species of fly found on livestock farms [...] other saprophagous, coprophagous or necrophagous flies , does not cause any direct damage to animals or buildings, they are considered a serious pest because: [...] Musca domestica ) is 6–7 mm long, yellowish-grey to dark grey in colour, with four narrow black stripes on the thorax, reddish-brown eyes and clear, t