kHz
ML438096601
- 年齡
- 未確定
- 性別
- 未確定
- 行為
- 飛行中; 覓食或吃東西
- 回播
- 未使用回播
影音備註
Mariana Swiftlets, recorded during an entrance/exit count survey. Survey clicker counters can be heard throughout the recording, in similar frequencies as the swiftlets.
觀察細節
Foraging, entering and exiting cave entrance. More than 30 birds counted over the course of a several hour count period, but approximately 30 birds foraging in view at any given moment.
技術資訊
- 錄音機
- Marantz PMD661 MK II
- 麥克風
- Senneheiser MKH 20
- 配件
- 22 in parabola
- 原始檔案大小
- 54.94 MB