presumed Swamp or Lincoln's Sparrow
nocturnal flight calls
Fig.1. Nebraska October 6, 1996 (WRE).
Fig.2. Nebraska October 6, 1996 (WRE).
Fig.3. Nebraska October 6, 1996 (WRE).
Fig.4. Texas April 19, 1998 (WRE).
Common Pauraque calling in the background.
Fig.5. Texas April 20, 1998 (WRE).
Fig.6. New York October 6, 1995 (WRE).
Fig.7. Nebraska October 6, 1996 (WRE).
Fig.8. Florida April 26, 1989 (WRE).