"Yep, I know what they are - red and black wood ants. Come this way." -- A Customer
Well, I chuckled at that. In the Northeast, the common species of carpenter ant is Camponous pennsylvanicus. It is completely black. However, there are some variations in color and size among different species of carpenter ants.
This is a stump damaged by carpenter ants - but it could just as easily be the beam of your house. Carpenter ants chew away the wood in your house while they make the tunnels of their colony. You can often see the "saw dust" they leave behind.
Information about carpenter ants and the damage done to homes.
These very small ants are commonly seen scurrying around sidewalks and foundations. They tunnel in the cracks of pavement or concrete and create the popular little mounds. Pavement ants don't bite and generally avoid poeple, but they can be a nuisance if they become too numerous.
These are wild carpenter ants living in an old log. They could just as easily be tunneling through your house. They are attracted to dark damp areas and as a result, are often seen around kitchens, bathrooms and around other plumbing. Even if you have an infestation, you may see the ants in the house for only a short time in the Spring - or not at all.