Many accounts are incomplete although new information is being added continuously.
Errors do occur.
Users are cautioned to refer back to the original cited source to assess completeness and correctness before using the information. Web updates are intermittent, not continuous, therefore some dynamic information such as legal status may not be absolutely current. Caves Comments on General Environmental Associations Cave swallows nest in caves in lower elevations. Plastic net or poultry wire can provide a physical barrier between swallows and a nest site. At warehouses and other buildings with frequent pedestrian or equipment passage, opening and closing an entrance way may be bothersome and impractical.