Camponotus pennsylvanicus
These "galleries" are the living space of a colony of black carpenter ants.
While renovating my 100 year old house, we found an infestation of black carpenter ants behind a water-damaged bathroom wall.
Lat: 42.24, Long: -70.80
Spotted on Oct 10, 2007
Submitted on May 6, 2011
1 Comment
They do their job well.