The fire ant (red imported fire ant, Solenopsis invicta Buren), is an invasive insect whose sting can cause serious problems. Where imported fire ants are common, most homeowners recognize them by the mounds they build or the stings they inflict. However, there are also other characteristics to look for. Their aggressive nature compared to other ant species is one such trait. If a mound is disturbed, usually hundreds of fire ant workers will swarm out and run up vertical surfaces to sting. These ants are social insects and unlike many insect pests, they are very organized. Fire ants are aggressive and will defensively attack anything that disturbs them. Fire ants can sting repeatedly. Symptoms of a fire ant sting include burning, itching and a white, fluid-filled pustule that forms a day or two afterward.
Colonies consist of the brood and several types (castes) of adults. The whitish objects often found at the top of … Read Full Post »