Odorous House Ants (Tapinoma sessile) are most common in North America. They are scavenger/predator ants that will eat most household foods, especially those that contain sugar. They are difficult to remove from the home.
Fire Ants, especially Red Imported Fire Ants (Solenopsis Invicta) are an invasive tropical American ant that has a painful and sometimes dangerous or even deadly sting.
“Immediately killed all ants that were presented on the trail and prevented any new ants from utilizing the trail…”
— Perdue University field study against Odorous Houеse Ants, 2015