Ключевые слова: america, animal, area, bay, baylands, beautiful, bird, ca, california, creek, delta, egret, fauna, feather, flock, free, group, lake, ledge, life, many, marsh, natural, nature, outdoors, park, plumage, pond, protected, reflection, river, roosting, san francisco, sitting, snowy, south, standing, swamp, together, united states, usa, water, waterfowl, wetland, wetlands, white, wild, wildlife, wintering, wooden,