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Extension > Garden > Diagnose a problem > What insect is this? > Insects found indoors > Beetles, bugs, ants, and other insects without obvious wings - Under 1/4 inch long > Odorous house ant

Odorous house ant
Photo Credit: Don Breneman

Odorous house ant
Size: 1/10 inch long. (It is often challenging to recognize ants from a picture. Because different ants may be treated differently, be sure an ant problem is correctly identified before attempting control.)

Where/When: Found outdoors during spring and summer. Can also nest indoors and be found all year.

Significance: When nesting indoors, this ants infests food and is generally a pest. It does not damage wood. It does not damage wood. A very challenging ant to eliminate.
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