a white-tailed ptarmigan in the snowy rocky mountain high country

alpine animal beak beautiful beauty bird birding blend camo camouflage camouflaged chick christmas cold colorado country ecosystem elevation flight flock flushed flying game gets ground grouse hiding high holiday juvenile lagopus leucura mountain mountains nature plain plumage pretty ptarmigan ptarmigans pure resident rocky sight snow snowy tailed tundra tundran watching well white whitetailed wild wildlife willow winter young