kHz
Участник
Walter A. Thurber Media from this contributor
Дата
19:00
Местоположение
Hacienda Los Pinos
Usulután, El Salvador
Media from this location Иллюстрированный Список Видов- Возраст
- Не указано
- Пол
- Не указано
- Поведение
- В полете; Foraging or eating
- Голоса
- Позыв; Неголосовые
- Воспроизведение
- Не указано
Примечания
NOTES: Cover density: OPEN; THIS RECORDING WAS MADE AT THE NOCTURNAL FEEDING GROUNDS OF THE SPECIES. THE FIRST GROUP THAT ARRIVED THIS EVENING DID NOT VOCALIZE, ONLY THE RUSTLE OF WINGS CAN BE HEARD. AFTER THESE BIRDS LANDED A FEW VOCALIZATIONS WERE UTTERED. THEN FLIGHT Sex: 10-50 UNKNOWNAFTER FLIGHT OF BANDS FROM 10 TO 50 FOLLOWED, SOME LANDING IMMEDIATELY, SOME CIRCLING FIRST. USUALLY THE BIRDS VOCALIZED WHILE IN FLIGHT. WHEN NO MORE BIRDS ARRIVED I TURNED THE PARABOLA TOWARDS THE FEEDING BIRDS. Other Behaviors: Arrive.
Дополнительные виды
Техническая информация
- Видеокамера
- UHER 4000L
- Микрофон
- Вспомогательная аппаратура
- Parabola 45.7cm (18in)
Архивная информация
- Оцифровано
- 16 Aug 2005 - Mike Andersen