Odorous House Ant
Adult odorous house ant; hidden node (Fort Ord UCSC Reserve, Antweb.org)
Adult odorous house ants (Susan Ellis, Bugwood.org)
Adult odorous house ant and larva (Dale Ward, Discoverlife.org)
- dark brown to black
- 1/8 inch long
- ants of one size
- one node (bump between middle and rear body sections); node difficult to see
- emit an odor similar to coconuts when disturbed or smashed
- raise abdomens in air and run around when disturbed
- outdoors: nests shallow, in mulch next to buildings and in soil under protection
- indoors: nest in wall voids and under carpet, usually near water pipes or heaters
- insects and sweets, especially honeydew excreted by aphids and other insects
- forage indoors for sweets, cooked vegetables, fruit and pastries
- contaminate foods such as sweets, meats, dairy products and vegetables
- Locate and destroy all nests to avoid reinfestation. (Follow ants back from their food source.)
- Clean ant trails with soap and water.
- Trim shrubbery and trees away from buildings.
- Store food in airtight containers and dispose of trash regularly.
- Seal potential ant entryways.
- Use a bait specific to the odorous house ant.