Stable fly
largely resemble the house fly , even having a four-striped thorax. However, they are light grey in colour; they have a broader abdomen that displays several [...] Stable flies superficially resemble house flies, but are lighter in colour and have biting mouth parts. Both male and female flies feed on animal blood, and [...] several dark spots in a “checkerboard” pattern; and, most significantly, they have long, piercing mouthparts that protrude from the front of the head. Additionally