- Age and Sex
- Age not specified, Sex not specified
- Not Used
NOTES: [One example of the "krree" call of BNA given as the birds flew off. Quality unchanged (2) - CAM - 22 February 2005].
- 13 Jan 1998 by Martha Fischer
- 16 Aug 2005 by James Napoli
- 27 Jul 1987 by John L. Bower