woodworm holes in a crumbled piece of wood

aged beetle bore boring brittle broken bug burrow burrows crack crumble crumbled damaged dead decay decayed decompose deteriorate disease disintegrate dust eaten forage fragile furniture grub handle hole holes infestation insect larva larvae lymexylidae nature nest piece porous rotten ship stick texture timber tunnel weathered wood woodeating woodboring wooden woodworm woodworms worm wormhole worn xylophagous