starling spring nesting in tree nest hole. european starling, sturnus vulgaris, dark bird in beautiful plumage with food, animal

animal avian beak bird birding black blackbird blue bush color common cute dark day down european exotic eye fauna feather garden grass green habitat invasive life male nature nuisance ornithology outdoor outside park passerine perched plumage portrait purple songbird species spring starling sturnus summer tree vulgaris wild wildlife wing yellow