Coveside Sparrow-Resistant Western Bluebird House

Attract interesting and musical bluebirds to your outdoor space while discouraging unwanted sparrow activity with this Coveside Sparrow-Resistant Western Bluebird House.  The innovative design of this nest box effectively deters sparrows from roosting, while providing Western bluebirds, known for their blue chins and necks, an ideal housing choice.  Research from the University of Kentucky shows that bluebirds will readily utilize a slot entry, while sparrows prefer a round hole.  The 5.25" long and 1.25" high entry on this shelter perfectly meets these needs, and a generous, overhanging roof protects the interior from precipitation.  Use the included, 1.5" thick, pine block at the base of the home to decrease its depth, as this same research shows that bluebirds will still populate the box, while sparrows seek out a deeper nest.  Angled corners just below the roof keep this home well ventilated and assist in regulating its internal temperature, aided by the 0.75" thick, all pine const