Ключевые слова: algae, avian, bayonet, be, beach, beach scene, beak, biodiversity, bird, bird photography, bird species, birdwatching, calidris alpina, coast, coastal, coastal bird, coastal ecosystem, dunlin, eastern sandpiper, ecology, ecosystem, environment, environmental conservation, european birds, fauna, feather, feeding, foraging, habitat, invertebrates, ladeira beach, marine, marine life, natural behavior, natural habitat, nature, nature of spain, ornithology, sand, scenic, seascape, seaweed, shore, shorebird, spain, tidal zone, wader, wild animals, wild bird, wildlife,