Ключевые слова: adult, aewa, african, agreement, avocet, avosetta, bill, birds, black, brackish, cap, capped, conservation, couple, eurasion, eye, female, flat, friesland, legs, male, mating, migratory, mud, of, on, pied, plumage, position, recurvirostra, shallow, sit, species, standing, stilt, the, top, upturned, wader, wate, water, waterbird, white, wing, wings,