close up female house sparrow, passer domesticus, on feeding spot in top of sawn-off tree trunk

house sparrow passer domesticus animal avian background beak beautiful bird birding blunt blurry branch brown feathers clamped closeup decorative details educational eye contact feather feeding place female foraging instructive legs looking nails natural nature noisy ornithology outdoor outdoors perched plumage sawnoff seedeater sharp side soft sticking sturdy tree trunk wild wildlife wings wood chip yellow close spot top sawn-off firmly upwardly