white-winged snowfinch - montifringilla nivalis

alps animal austria background bird birding birdwatching captured caterpillar catterpilars chick european fauna feathery feed finch flight fly flying gray grey insectivore juvenile montifringilla mountain mountains nature nivalis ornithology passeri passerida passeridae passeriformes passerine passeroidea snow snowfinch sparrow switzerland tractor vertebrate white whitewinged wild wildlife wing winged wings