Sawdust Piles Are Sure Sign of Carpenter Ants. The first sign of trouble was a little mound of what looked like sawdust on the raised concrete ledge in the laundry room. My neighbor has a raised ranch. In the unfinished basement area there is a narrow, half-inch gap between the wallboard and the concrete foundation. Between every set of studs we could see little pyramid-shaped piles of âsawdust.â I hated to be the bearer of bad news, but my neighbor had carpenter ants. The âsawdustâ was the byproduct of their munching.
Habenula definition, a narrow bandlike structure, as the stalk attaching the pineal gland to the thalamus. See more.
Tracheoesophageal fistula. Definition. Tracheoesophageal fistula (TEF) is a birth defect in which the trachea is connected to the esophagus. In most cases, the esophagus is discontinuous (an esophageal atresia ), causing immediate feeding difficulties. The trachea, or windpipe, carries air to the lungs. The esophagus carries food to the stomach.