Ключевые слова: asylum, bottom, brittle, brown, calcium, cavity, color, colorful, conceal, cuirass, deep, empty, fossil, half, hard, hide, hideout, hideyhole, hollow, invertebrate, isolated, leaf, limestone, marine, natural, nobody, object, ocean, orange, ossified, pearl, petrifaction, petrification, pink, protect, refuge, sea, seashell, shell, shellfish, shelter, skeleton, solid, studio, white background, yellow,