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. It is of a lone bird present at Bosque del Apache NWR, Socorro County, during the period 23 November-5 December 1985. The identification is based on vocalizations, including those tape-recorded. American Ornithology Union.