gyrfalcon, falco rusticolus, bird of prey fly. flying rare bird with white head. forest in cold winter, animal in nature habitat,

animal avian biarmicus bird brown chest chill chilly claws close cold color europe eye falco falcon feathers flight fly freeze frost glaze hawk head hunter ice lanner legs light natural nature outdoor perched plumage portrait powerful predator prey raptor saker snow snowfall snowflake talons weather white wild wildlife winter