Ключевые слова: animal, birth, camouflage, clutch, delicate, discreet, ecology, egg, environment, fauna, fragility, gestation, hatch, hidden, incubation, life, natural, nature, nesting, nestled, organic, ovum, pattern, pebbles, protection, reproduction, river, round, secure, shell, single, smooth, speckled, spotted, stone, survival, texture, wildlife,