Common starling / European starling calling from nest box with young... News Photo - Getty Images
Kestrel Nest Box Plan - Maryland's Wild Acres
common starling (Sturnus vulgaris), feeds juvenile at the nesting box, Germany, Bavaria, Isental, Stock Photo, Picture And Rights Managed Image. Pic. BWI-BS401612 | agefotostock
common starling (Sturnus vulgaris), two almost fledgling young birds in a starling box opened by stone marten , Germany, Bavaria Stock Photo - Alamy
Common starling (Sturnus vulgaris), at nesting box, Russia, Ural, Perm Stock Photo - Alamy
Starling Resistant Flicker House | The Bird House NY