- Workers are monomorphic about 1/16”-1/8”
- Queens range up to 3/8”
- Color is light brown to black, sometimes multicolored
- 6 legs
- Swarm from mid June to late September
- Can be found in high altitudes, up to 8,000 feet
- Their common name is descriptive of these ants habits of raising the abdomen over the thorax and head, especially when disturbed.
- Workers may emit a repulsive odor when alarmed.