eurasian blue tit cyanistes caeruleus, looking back for a rival

animal animals area autumn back beak beauty berlin bird black blue bluetit bracket branch busy caeruleus close color colored cyanistes eating eurasia fat feather featherweight focus food foreground forest fungus garden hanging hungry impatiens looking multi nature non nutrient part passerine pecking plant reserve scene seed small songbird sphere stage the titmouse tree trunk twig urban watching white wild wilderness wildlife winter yellow