Geoffrey A Keller
20 May 2001
- 13.0 km E of Healdsburg, on Pine Flat Rd.
- 375 meters
- HHB PORTADAT PDR 1000
- Sennheiser MKH 106
- Roche Parabola 74cm/17.7cm (29.1in/7in)
NOTES: "Bird was vocalizing from canopy of large oak tree..." [These vocalizations represent primarily the "Double Calls" of BNA, but with a few Call Notes interspersed (single "pit" calls); some of the more agitated series approach Rattle Calls. Quality unchanged (1-2) - CAM - 19 April 2005]