What are moisture ants? Moisture ants are a wood-destroying organism that indicates there is wet wood in or around a house. Moisture ants are not a primary wood-destroying organism meaning they do not infest dry wood. Because wet wood is a prerequisite, moisture ants could be considered more of a symptom than a primary problem. Moisture ant queens are large ants and can be confused with carpenter ants, but the more prolific workers are small and almost an orange brownish color....