Ключевые слова: about, america, animal, ardea, ardeidae, aves, avian, backlight, backlit, beak, bird, blue, calendar, cinerea, closeup, colorful, douro, egret, europe, fauna, feathers, feet, fish, fishing, flight, flying, furry, game, gray, great, habitat, herodias, heron, isolated, law, legs, marsh, nature, neck, north, ontario, outside, park, portrait, portugal, pound, reflection, river, shadow, states, stork, swamp, united, us, vertical, walking, water, web, wetland, wildlife, wings, wingspan,