presumed Cape May Warbler nocturnal flight calls
Fig.7. Florida May 13, 1993 (WRE).
Fig.8. Florida April 24, 1995 (WRE).
Chuck-will's-widow calling in the background.
Fig.9. Minnesota August 26, 1986 (WRE).
Recorded with parabolic dish.
Fig.10. New Jersey September 22, 2001 (MO).
Fig.11. Florida April 26, 1989 (WRE).