Blue tit (Parus caeruleus), sitting on Goat willow (Salix caprea) branch, Siegerland, North Rhine-Westphalia, Germany, Europe

animals in the wild animals animal aves bird photography birds bird blue tits blue tit botany bough branches branch catkins catkin central europe cyanistes caeruleus deciduous trees deciduous tree europe fauna german federal republic germany goat willows goat willow great sallow habitat middle europe natural environments natural environment natural habitat nature photography nature nobody no one no people nordrhein westfalen north rhine westphalia nrw oscine paridae parus caeruleus passeriformes passerines passerine passeri plants plant pussy willow pussy willow salicaceae salix caprea salix siegerland sitting sit songbirds songbird springtime spring tree branch trees tree wild animals wild animal wildlife photography wildlife willow catkin willows willow tree willow