Ключевые слова: american oystercatcher, bird, charles darwin, ecuador, evolution, fernandina, fernandina island, galapagos, galapagos islands, haematopus palliates, island, latin america, lava rock, national park, natural selection, nature, ocean, oystercatcher, pacific, pacific ocean, park, pool, punta espinoza, sea, sea bird, south america, tidal pool, water,