branches chipper chipping chipping-machine chips cover covered covering danger dangers equipment feeding helmeted helmets high-pressure improvement machine machinery maintenance men-at-work outdoor-power-equipment power-equipment protection protective-clothing protective-gear pushing risks risky safety safety-colours spray sunlight sunshine tools tree tree-branches tree-loppers tree-lopping wood-chipper wood-chipping wood-chipping-machine work ear-muffs ear-protection work-clothes workers workman workmen Adaptation beak bird Chipping Sparrow house sparrow Perching bird Plant community sparrow wildlife chip corrode corrosion enamel flake flaking old paint paint job peel peeling pintura reflect reflection texture textures chain-saw grinder stumpgrinder art artisan cabin chop country cut door gold golden gray grey light logs rural sun window wood workshop