perform visual display
Randolph S Little
6 Jun 1990
- 10.0 km N of Sattley; W. edge of Sierra Valley
- 39.6833333 -120.45
- 1500 meters
- Coniferous Forest
- Evergreen Forest
- NAGRA IV-D
- Sennheiser MKH 404
- Parabola 91.4cm/30.5cm (36in/12in)
NOTES: (Background Sounds: wind in pines; Species Sound: frequent; Breeding Status: not territorial, not breeding?; Behavioral Context: advertising?, mate contact?, flock contact?; Sound Delivery Rate: sporadic; General Climate: arid; Cover Density: medium; Filtering: yes - Nagra at 4) Copied at LNS onto AGFA PEM468, then edited by RSL.
BNA: Possibly the Keeup Call is heard. CZ 20/07/2004.
[Four examples of either the "keeup" or "tidilip" call as the bird flew overhead (based on voice announcement). Quality changed from 2-3 to 2, 2-3 (the first call has a much better signal than the next three) - CAM - 4 February 2005]