1. Yellow-Bellied sapsucker will return to the same tree repeatedly and the new holes are for the most part in line with old holes

2. The yellow-Bellied sapsucker, Sphyrapicus varius, is the only member of the woodpecker family that pecks series of horizontal ¼ inch holes in the bark of trees.These birds have a black crescent on the breast, pale yellow belly, white wing stripe, and a crimson crown