Monomorium pharaonis is a species of ant commonly known as the Pharaoh ant. This ant species is extremely adaptable and can be found in a wide range of environments from city streets to rural areas. Due to their small size, they can easily invade homes and buildings looking for food. Synonyms for Monomorium pharaonis include sugar ant, ghost ant, and thief ant. These ants may look harmless, but they can cause trouble for homeowners by contaminating food and causing structural damage to buildings. It is important to take necessary precautions to prevent infestations and seek professional help if needed.