accumulated accumulations aged calcium-carbonate candle-shapes caves ceilings coloring colors colouring colours columns crystallisation crystallise crystallization crystallize deposits distinctive edge edges floors formation forms icicle-like minerals old Particles pillars pointed shape shaped shapes Singapore slow slow-growth slowly smooth Stalactite stalactites stalagmites subterranean surface surfaces texture textures unusual white animal black brown bug cicada cicadidae close close-up closeup colorful colourful crawler creature critter detail detailed details elegance elegant fly free green hemiptera image insect invertebrate isolated isolation leg legs locust macro maroon orange photo photograph picture red resource shell somadjinn sp stock taxidermied taxidermy UP wing wings yellow arthropod beetle blue body carapace chrysomelidae cyan femorata gloss glossy insectum isolate sagra scarab shine shiny Arthropoda fauna formosanus Insecta lucanus species specimen stag antenna antennae antennas cerambycidae longiceps pyrodes