An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
 Image Number D3134-1 |
The fire ant’s sting apparatus, which includes stinger, poison gland (source of venom and allergy-causing proteins), and Dufour’s gland (source of trail pheromone). Length from stinger tip to end of poison sack is about 1.5 millimeters.
Photo by Justin Schmidt.
