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Pharaoh ants are yellow to light brown in color and only 2 millimeters long. They are notorious indoor pests and often unnoticed due to their small size. Habitat They are quite comfortable inside temperature controlled buildings in Ontario and one of the most difficult indoor pests to control. They make their colonies deep inside, hard to reach areas such as walls, splash boards of kitchen counter tops and in wall sockets. Each single colony may contain as many as 3,000 workers also called…

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What the inside of an ant colony looks like

Florida State University professor Walter Tschinkel replicates the form of ant colonies by pouring molten aluminum into the tunnels, letting the metal harden, and then meticulously excavating the result.