The housefly is a common insect found in many parts of the world. It belongs to the family Muscidae and is known for its small size, typically measuring about 6 to 7 millimeters in length. Houseflies have a grayish body, large compound eyes, and two wings, which allow them to fly quickly and maneuver easily. Houseflies are often associated with human habitats, as they are attracted to food and waste. They play a role in the ecosystem by helping to decompose organic matter. However, they can also carry diseases, making them a concern for public health.