kHz
- 性別與年齡
- 雌成鳥 - 1; 雄成鳥 - 1
- 行為
- 覓食或吃東西
- 聲音
- 叫聲; 非鳴叫產生的聲音
- 回播
- 未確定
影音備註
NOTES: Weather: WIND; WING SOUNDS OF MALE AND FEMALE (PROBABLY ALWAYS THE SAME 2 BIRDS), AS WELL AS CALL NOTES OF MALE. FEMALE NEVER CALLED ON THESE RECORDINGS TO MY KNOWLEDGE. TO INDUCE THE MALE TO CALL IT WAS NECESSARY TO BE WITHIN A FEW YARDS OF THE FEEDER. CALL IS DIRECTED AT THE PERSON AS A SORT OF ALARM OR THREAT (THE BIRDS WOULD EXPLORE MY EARS AND EYES, SO I WONDERABOUT THE ALARM) CHASES WERE FREQUENT, ONE BIRD NOT TOLERATING THE OTHER AT THE FEEDER. I THINK EITHER BIRD WOULD BE THE AGGRESSOR ON OCCASION, BUT I AM NOT CERTAIN. RECORDED 24JUL62 AT 10:30, 13:30, AND 15:00; 25JUL62 AT 09:15. Habitat: Suburban, Yard.
技術資訊
- 錄音機
- NAGRA III-B
- 麥克風
- AKG 200
- 配件
- Parabola 101.6cm/30.5cm (40in/12in)
檔案資訊
- 已數化的
- 31 May 2002 - Shelagh A. Smith