kHz
- 年齡
- 未確定
- 性別
- 未確定
- 聲音
- 叫聲
- 回播
- 未使用回播
影音備註
NOTES: (Age/Sex: adults, unknown age, unknown sex; Cover Den: Thick) This large-scale mobbing was also heard on other days; B.virginianus raised young at this locality. Notes on tape: "Flock of about 100 birds" JN 19May2005 BNA: Calls, possibly Assembly or Alert Calls. JN 19May2005. Other Behaviors: Mob. Habitat: Forest, Deciduous Forest, Suburban.
其他鳥種
技術資訊
- 錄音機
- NAGRA E
- 麥克風
- 配件
- Telinga Parabola 54.7cm/15.5cm (21.5in/6.1in)
檔案資訊
- 已登錄的
- 5 Apr 2001 - Marilyn Moskal
- 已數化的
- 19 May 2005 - James Napoli