Ключевые слова: ambush, america, avian, avifauna, beak, bird, bird watching, birdwatching, california, ducks, ecology, ecosystem, egret, egretta thula, environment, feed, flock, great, habitat, heron, hunt, lake, marshes, nature, nature photography, north, northern, ornithology, outdoors, plumage, pond, prey, reserve, river, rocks, sacramento, scene, shallow, shore, snowy, snowy egret, stand, standing, swamp, water, water bird, wetland, wetlands, white, wildlife,