Paul A Schwartz
24 Apr 1967
- 0.5 km E of river; Rio Grande; El Palmar
- 7.9666667 -61.8833333
- 250 meters
- NAGRA III
- Electro-Voice 650
- Parabola 91.4cm (36in)
NOTES: Neotropical Institute Cut # 6. Bulk reel: 413
a) A natural song--only two notes. Quality: 2. Level: +5.
b) After playback of a) bird now gives songs of three notes. Quality: 2. Level: +5.
c) After playback of b) bird is now closer and gives songs of two notes and three notes. Quality: 1-2. Level: 0.
(Presumably the male, as the female was in view and was not singing.) Then after more playback--two-note songs.