Ключевые слова: adult, afternoon, anatidae, anseriformes, aquatic bird, aves, barnacle goose, bird, bird watching, black, branta leucopsis, canal, ditch, dutch, eating, europe, fauna, feeding, food, foraging, freshwater, full length, goose, grass, grassland, green, hot, jump, landscape, march, meadow, migration bird, naturally, nobody, one animal, ornithology, outdoor, outside, polder, pool, side view, springtime, the netherlands, water, water bird, waterbird, white,