whistling heron, syrigma sibilatrix, bird with evening sun, pantanal, brazil

america animal autumnalis backlight beak bellied bend bill bird birding black brazil brazos duck egret egretta evening fishing graceful green heron hunting lake long natural nature night outdoor pair pantanal park plants pond red seashore shore sibilatrix south sun sunrise sunset swamp syrigma texas wading water whistling white wild wildlife wings with wood