Great white egret or heron hunting on shallow river stream in winter

great egret egret ardea alba egretta ardea great heron heron wading wetland yellow beak crane wildlife birding bird avian beak plumage fishing birdwatching wild life standing water ornithology large birds animal environment nature pond hunting duck pond walk fauna stream hunter reflections alba standing lake water white feathers wild isolated winter yangjae south korea wings elegant snowy