Wildlife: Bluebird Nest Box, 1 by raisedbedbob

raisedbedbob wrote:
I maintain a Bluebird "walk" on my 5.5 acres plus the 30 or so surrounding it. I have about 20 boxes; and about 10 of them attract bluebirds every year. The rest get occupied by English Sparrows, an introduced species. When I discover them nesting, I open the box, discard the nest and leave the box open the rest of the season. They need no assistance from me. They are based on the original design by Chandler Robinson, a noted Bluebird expert. This is a front view: