wood pellets which are the result of excretion from dry wood termite attacks

termite termites nature background brown rough texture animal destruction closeup bug surface damage natural pest group wood insect macro nest tree social lumber colony close worker timber eat fracture soil forest destroy environment cryptotermes brevis indian drywood hill tunnel terminate plant wooden soldier material decay fumigation tropical home structure affected colonies white insect wood exterminator group pest natural surface insects rough swarmer closeup background entomology animal ground detail wing drop damage wall