The volume and 1 3/8" side entrance hole in these birdhouse
plans are designed to accommodate a broad range of bird species.
Red cedar panels are fastened with corrosion resistant
screws which easily turn into pre-drilled pilot holes. It has 128 cu inches
of interior volume and two ventilation openings in the back
This bird house should not need extraordinary monitoring as
1 3/8" is usually too small for English Sparrows.
It can be assembled with the entrance hole on either side
and mounted on a wall, fence, or tree. See each species page for specific
mounting instructions. These birds may nest in this box: