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Termites and carpenter ants both damage wood but require completely different treatment. Misidentification wastes time and money. Here is the comparison.
Side-by-side identification
| Feature | Termite | Carpenter Ant |
|---|---|---|
| Body shape | Straight, no waist | Pinched waist |
| Antennae | Straight, beaded | Elbowed (bent) |
| Wings | Two equal pairs | Two unequal pairs |
| Color | Cream (workers), dark (swarmers) | Black or red-and-black |
| Eats wood? | YES (digestion) | NO (excavation only) |
| Frass appearance | Mud/soil-like (subterranean) or pellets (drywood) | Sawdust-like |
| Damage pattern | Sponge-like galleries | Smooth-sided clean galleries |
Mud tubes = termites only
Subterranean termites build mud tubes. Carpenter ants do not. If you see mud tubes on foundation or walls, termites are present.
Sawdust = carpenter ants typically
Carpenter ants push sawdust-like frass out of nest galleries. Drywood termite frass is more pellet-like.
Treatment differences
Termites
- Liquid Taurus SC perimeter treatment OR Sentricon bait stations.
- Drywood termites may require tenting (whole-house fumigation).
- Often requires professional treatment.
Carpenter ants
- Locate and treat the nest with Bifen IT or Taurus SC.
- Address moisture source (carpenter ants follow water damage).
- Can usually be treated DIY.
Verdict
The key visual differences: termites have straight bodies and antennae; carpenter ants have pinched waists and elbowed antennae. Mud tubes = termites. Sawdust frass = carpenter ants. Treatment is completely different — identify before treating.
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