appetite blind bugs bugs damage hungry insects termites voracious white ants wood eaters woodwork angles appearance blind-bugs damaged danger dangerous destruction destructive insatiable lampposts power-poles riddled street white-ants wood wood-damage wood-eaters wooden-power-poles destroying surface surfaced surfaces texture textured textures thick thin timber white-anted white-anting trails wall wood-wall active appetite-for-wood pale pests sightless widespread