These light brown ants are about 1/8 inch long or less. These small ants rarely produce swarmers or winged forms. They establish small to large nests indoors, and are common throughout the year.

(Monomorium pharaonis) Colonies may consist of a few hundred to thousands of workers and queens. They are often located in many sites throughout the infested structure. These ants will feed on a variety of foods, but seem to prefer meat and grease, and forage during the day and night.