European green woodpecker (Picus viridis), male looking out of nest cavity, Biosphere Reserve, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

adult male animals in the wild animals animal aves baden wurttemberg baden wuerttemberg bird photography birds bird central europe deserted empty europe's european green woodpeckers european green woodpecker europe fauna frg german federal republic germany german green woodpecker habitat looking out look out male animals male animal males male middle europe natural environments natural environment natural habitat nobody no one no people picidae picids picid piciformes picus viridis republic of germany southern germany south germany swabian alb swabian jura uninhabited wild animals wild animal wildlife photography wildlife wildlife woodpeckers woodpecker yaffle