投稿者
日付
場所
- 年齢と性別
- 成鳥、性別不明 - 1
- 行動
- 採餌
- 音声
- 地鳴き; さえずり
- プレイバック(音声の再生)
- 指定なし
視聴覚メディア・ノート
NOTES: Beh. context: UNKNOWN;THIS BIRD WAS INITIALLY SINGING THE TYPICAL TRILL AND CALLING FROM A PINE BRANCH ABOUT 3M UP AND OVERHANGING THE FIELD. IT APPEARED TO BE BUILDING A NEST, ALTHOUGH NO NEST WAS APPARENT UPON CLOSER INSPECTION. IT THEN DROPPED DOWN TO THE GROUND AND ADDED THE GNATCATCHER-LIKE CALLS AS IT PICKED UP NEST MATERIAL, WHICH IT SOON DROPPED, AND AS IT FORAGED. SOON IT FLEW BACK UP INTO THE TREE AND CONTINUED VOCALIZING AS ITFORAGED. THROUGHOUT THIS EPISODE THERE WAS A SECOND NON-SINGING CHIPPING SPARROW, PRESUMABLY THE MATE, WHICH REMAINED WITHIN 6M OF THE APPARENT NEST SITE. SECOND GROWTH TREES AT EDGE OF OLD ALFALFA FIELD ON RIDGE. 1 ADULT(S); MALE? BNA: Song is heard and possibly Alarm Calls at the very end of the recording. CZ 13/05/2004. Other Behaviors: Advertise. Habitat: Second-growth, Edge.
追加される種
- Dog (Domestic type) Canis lupus (Domestic type)
- American Goldfinch Spinus tristis
- Black-throated Green Warbler Setophaga virens
- Wood Thrush Hylocichla mustelina
- Black-and-white Warbler Mniotilta varia
- Brown-headed Cowbird Molothrus ater
- Eastern Towhee Pipilo erythrophthalmus
- Ovenbird Seiurus aurocapilla
- Carolina Wren Thryothorus ludovicianus
- Blue-winged Warbler Vermivora cyanoptera
- White-eyed Vireo Vireo griseus
- Hooded Warbler Setophaga citrina
- Mourning Dove Zenaida macroura
テクニカル・インフォメーション
- レコーダー
- NAGRA IV-D
- マイク
- Sennheiser MKH 404
- アクセサリ
- Parabola 91.4cm/30.5cm (36in/12in)
アーカイブ情報
- デジタル化
- 13 May 2004 - Claudia Zan