kHz
Участник
Wil Hershberger Media from this contributor Профиль
Дата
06:47
Местоположение
Antietam National Battlefield, Sharpsburg.
Washington, Maryland, United States
Media from this location Иллюстрированный Список Видов- Age and sex
- Взрослый самец - 1
- Голоса
- Песня
- Воспроизведение
- Playback not used
Примечания
Adult male Grasshopper Sparrow singing Primary Song from post at gate of electric fence near barn. While singing, this male was performing the Threat Display between most songs. From BNA: "Threat Displays. In early breeding season, agonistic male gives territorial display toward neighboring males: a conspicuous wing-flutter, usually single wing, given from fixed perch, confined to periods when male not singing; also perches horizontally with head lower than back". Equipment Notes: SD 702 HPF on at 80Hz, -12dB/octave.
Техническая информация
- Видеокамера
- Sound Devices 702
- Микрофон
- Sennheiser ME 62
- Вспомогательная аппаратура
- Roche Parabola 74cm/17.7cm (29.1in/7in)
Архивная информация
- Занесено в каталог
- 30 Jan 2018 - Wil Hershberger
- Оцифровано
- 23 Apr 2018 - Martha Fischer