They’re a pain by their presence as found in parts of the house such as the kitchen, bathroom, lounge and other living quarters. They don’t eat wood, but hit numbers of it to enlarge their nest sizing, some of the times inducing structural harm. Winged males are smaller than winged queens. Wingless queens measure 5/8 inch, winged queens 3/4 inch, large major workers 1/2 inch and small minor worker 1/4 inch. Workers have a few brown on them, as queens are dark. Worker have large heads and a little chest while adult swarmer have a smaller head and large thorax. The leafstalk has one and only node and the profile of the chest has an equally rounded upper surface (workers only).
Eradicating an ant infestation in a commercial property will require a professional pest control expert. There are however some steps you can take to prevent an infestation occurring in the first place: