- 年齡
- 未確定
- 性別
- 未確定
- 行為
- 飛行中; 覓食或吃東西
- 聲音
- 叫聲
- 回播
- 未使用回播
影音備註
NOTES: calls of 10-20 birds from low flight while foraging in roadside canal near large marsh, near nesting colony; recorded between 600-649 hours. Number of individuals=AUc10-20;. Social Context: Colony. Habitat: Wetland.
其他鳥種
- Red-winged Blackbird Agelaius phoeniceus
- Marsh Wren Cistothorus palustris
- Western Wood-Pewee Contopus sordidulus
- American Coot (Red-shielded) Fulica americana (Red-shielded)
- Wilson's Snipe Gallinago delicata
- Common Yellowthroat Geothlypis trichas
- Brown-headed Cowbird Molothrus ater
- Sora Porzana carolina
- American Robin Turdus migratorius
- Cassin's Vireo Vireo cassinii
- Yellow-headed Blackbird Xanthocephalus xanthocephalus
技術資訊
- 錄音機
- UHER 4200 REPORT MONITOR
- 麥克風
- Sennheiser MKH 106T
- 配件
- Roche Parabola 74cm/17.7cm (29.1in/7in)
檔案資訊
- 已登錄的
- 28 Nov 2000 - Matthew D. Medler
- 已數化的
- 28 Nov 2000 - Matthew D. Medler
- 已編輯的
- 28 Nov 2000 - Matthew D. Medler