rank beginner wrote:
I'm going to post the pictures I just took in a minute to the
photobucket site.
The walls aren't cinder block.


Sounds like carpenter bees - sounds goofy, until you see them, because
their holes look just like someone used a 1/2" drill. They are large,
like a bumble bee, and the females sting. First I learned of them was
on this n.g., then shortly after saw them at daughter's house.