a small passerine wood warbler, phylloscopus sibilatrix standing on a branch. songbird

animal animals avian background beak beautiful beauty bird birds birdwatching branch brown closeup cute environment europe fauna feather forest green leaf little migratory natural nature one ornithology outdoor outdoors park passeriformes perching phylloscopidae phylloscopus sibilatrix small songbird summer tiny tree warbler wild wildlife wing wood yellow