Colorful Eurasian blue tit plays hide and seek behind mossy tree trunk

colorful eurasian blue tit hide and seek mossy tree trunk cyanistes caeruleus birdwatching woods passerine bird blue and yellow plumage fauna woodland nature forest aves ornithology bird avian wildlife plumage feathers animalia wild animal shallow focus observe zoology outdoors species static shot bokeh perch outside titfamily paridae passeriformes natural dainty season autumn wilderness closeup fall colourful cyanistes