These pests are most predominant in the southern U.S. with heavy concentrations in California. Nests can reach extreme proportions and can be found near a wood source that has an adequate water and food supply. Argentine ants can persist in a variety of climates. They are dark brown in color and live in a strictly defined caste system.
Argentine ants prefer sweet foods such as sugars, syrups, fruit and fruit juices.
Carpenter Ant Carpenter ants get their name from the damage they cause. They excavate large, smooth galleries in wood which creates a sandpaper-finished look, hence the name. These dark black-brown ants thrive on both coasts of the U.S. but are found throughout the country. They typically reside in or around the home and are most active in warmer seasons and climates. These ants also have large mandibles and are aggressive biters.