Paul A Schwartz
3 Dec 1968
- El Nula; Apure (extreme west)
- 7.48 -71.88
- 260 meters
- NAGRA III
- Electro-Voice 650
- Parabola 91.4cm (36in)
NOTES: Neotropical Institute Cut # 1. Bulk reel: 281
a) 7:00 AM. Weather: Fair. Natural song (not in direct focus). Quality: 2. Level: +10.
"b") After playback. At beginning the voice is quite different but later becomes more normal. Quality: 1. Level: +5.
This bird then collected = male #6858.
c) ~9:30 AM. Weather: Clear. One call note, probably by the mate of the bird collected. (Before the male was collected, both birds had been giving calls like this, after insistent playback.) Quality: 1. Level: +5.