Pharoah Ant - Photo courtesy of

Pharoah Ant (Monomorium pharaonis)

Pharoah Ant
Pharoah Ants (Monomorium pharaonis)

Pharoah Ant Size
Description of Workers: Tiny, around 1/16-inch to 3/32-inch (1.5 to 2 mm); yellowish to red; often confused with thief ants, but has 3 segments in the club-like structure at the end of the antenna (Thief ants have 2 segments).


Pharoah ants nest in secluded spots and prefer temperatures between 80-86 degrees Fahrenheit. These ants are frequent house invaders; often found around kitchen and bathroom faucets where they obtains water. Pharoah ants feed on sweets but prefer fatty foods. The ants also eat dead insects and prey on other insects. Pharoah ants are more common in warmer climates.


Residual insecticides are not useful because colonies tend to split. Baiting is the preferred management strategy.

View & Print Free Ant Identification Keys

Return to Ant Identification Resources

This resource was updated November 2015 by Soni Cochran, Extension Associate

  • Credits: Ant illustrations were developed by Vicki Jedlicka, Nebraska Extension in Lancaster County
  • Photo Courtesy of Photographer: April Nobile

For information on reproducing this article or using any photographs or graphics, read the Terms of Use statement

Nebraska Extension in Lancaster County is your on-line educational resource. The information on this Web site is valid for residents of southeastern Nebraska. It may or may not apply in your area. If you live outside southeastern Nebraska, visit your local Extension office

Responsive. Innovative. Trusted.