Sound stimulation was (other): playback own vocalizations.
Paul A Schwartz
14 Jul 1963
- Mesa Bolivar
- 8.4833333 -71.6
- 950 meters
- NAGRA III
- Electro-Voice 650
- Parabola 91.4cm (36in)
NOTES: Neotropical Institute Cut # 1. Bulk reel: 231?
a) Calls of a pair of birds that (maybe) were objecting to the presence of another pair seen in area. Quality: 1-2. Level: 6.
b) After playback of a) the dominant pair reacted this way: calls and sort of a song. The other pair disappeared. Quality: 1. Level: 4.
c) After playback of b) this is the result: a sort of complete song. Quality: 2 then 1. Level: 4.5, 5.
Cyclarhis gujanensis is prominent at places.