|
lab recording, 27/8/1999 at 22:30, 23°C, darkness (Sony D7 with Sennheiser BlackFire 541, tape: Sony DT-60, tape no. D37:37.50-45.00, series of short (rivalry?) calls followed by one long call) lab recording, 30/8/1999 at 23:00, 22°C, darkness (Sony D7 with Sennheiser BlackFire 541, tape: Sony DT-60, tape no. D37:45.00-61.50, one complete long call) |