Jennifer F. M. Horne
20 Sep 1975
- Olorgesailie Prehistoric Site
- -1.5666667 36.45
- STELLAVOX SP7
NOTES: (No. of Animals/Sex: Sub adult(s), male(s) [no number specified].) Sound Category: Mimic & muted song. Behav. Context: Advertising?) Field annotations all included. Playback was tried but with no apparent effect.