ML609553196
- 年齡
- 未確定
- 性別
- 未確定
觀察細節
Unidirectional flight for each. Southwesterly over northwest corner of fields. 3 early. Others intermixed with tree swallows. Then later looking down power line I could see 4 at once. So likely underestimate. PICS.
技術資訊
- 型號
- Canon EOS REBEL SL1
- ISO
- 200
- 焦距
- 100 mm
- 閃光
- Flash did not fire
- 光圈值
- f/4.5
- 快門
- 1/1000 sec
- 次方
- 2485 pixels x 1887 pixels
- 原始檔案大小
- 374.59 KB