They may shelter from rain under overhanging rocks and behind boulders. This removes material, resulting in undercutting and possible collapse of unsupported overhanging cliffs. Overhanging eaves are commonly employed for this purpose. In January 2011 a section of the overhanging cliffs collapsed due to heavy rain. The width between the overhanging clerestory walls is . The facades that faces the valley have characteristically overhanging windows. They occasionally drop from overhanging branches into streams below. Xebecs had a long overhanging bowsprit and aft-set mizzen mast. Pregnant females construct dens in secluded locations, often protected by overhanging branches or tree roots. The result is overhanging vegetation and peat. When hunting near water courses, it waits on trees overhanging the water. The female lays her eggs on vegetation overhanging water. The crown of many forms is broadly columnar with slightly overhanging branch tips. This is followed by the "Crystal Pitch", an overhanging and exposed section of aid climbing. The building was unique in that it has a balcony overhanging the dress circle.