Bug Identifier
Pharaoh Ant
Community identification

Pharaoh Ant

Monomorium pharaonis

Order & Family
Hymenoptera: Formicidae
Size
1.5 to 2.0 mm (approximately 1/16 inch)
See this bug in the Encyclopedia

Natural Habitat

Indoor environments with heating, such as residential homes, hospitals, and food service buildings. They nest in wall voids, under floors, and in furniture.

Diet & Feeding

Omnivorous; they consume a wide variety of foods including fats, proteins, and sugars (syrups, jellies, honey).

Behavior Patterns

They are known for 'budding,' where a portion of the colony moves to a new location if disturbed. They follow distinct chemical trails to food sources.

Risks & Benefits

Significant indoor pest. They pose a health risk in hospitals by potentially spreading pathogens like Salmonella and Streptococcus. They provide no ecosystem benefits in human habitats.