Ключевые слова: asylum, background, bottom, brittle, brown, calcium, cavity, color, colorful, conceal, cuirass, deep, fossil, half, hard, hide, hideout, hideyhole, hollow, invertebrate, isolated, marine, natural, nature, object, ocean, old, ossified, pattern, pearl, petrifaction, petrification, pink, protect, refuge, sea, seashell, shell, shellfish, shelter, skeleton, solid, studio, summer, texture, travel, wallpaper, white, white background, yellow,