The Stokes Select Bluebird Nesting House is designed for bluebirds and other nesting birds with a predator guard to help keep nestlings safe standing at 13″. The nesting house offers ventilation and drainage built-in and mounts to the Stokes Select Bird Feeder Pole using the Bird House Mount. Handcrafted with quality natural wood construction and a front door designed with built-in steps for baby birds, the Stokes Select Bluebird Nesting House is the perfect place for birds to raise a family!