kHz
Laguntzailea
Walter A. Thurber Laguntzaile honen media
Data
19:00
Kokapena
Hacienda Los Pinos
Usulután, El Salvador
Kokapen honetako media fitxategiak Ilustratutako zerrendak- Adina
- Zehaztu gabea
- Sexua
- Zehaztu gabea
- Portaerak
- Hegan; Janari bila edo jaten
- Soinuak
- Deia; Non-vocal
- Grabaketa
- Zehaztu gabea
Iruzkina
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.
Espezie gehigarria
Informazio teknikoa
- Grabatzailea
- UHER 4000L
- Mikrofonoa
- Osagarriak
- Parabola 45.7cm (18in)
Artxiboko informazioa
- Digitalizatuta
- 16 Aug 2005 - Mike Andersen