Ключевые слова: adult, ardea, avian, beak, bird, black, blue, britain, british, cinerea, color, colors, colour, colours, dead, east, england, english, eye, feathered, feathers, format, gb, great, grey, grinstead, heron, history, horizontal, isles, linnaeus, natural, nature, neck, ornithology, perched, single, sky, spring, springtime, standing, sunny, sussex, tree, uk, west, white, wild, wildlife, wings,