kHz
Contributeur
R. O. Monaghan Fichiers multimédias de ce contributeur
Date
Site d'observation
Charleston
West Virginia, United States
Fichiers multimédias de cet endroit Liste illustrée- Âge
- Non précisé
- Sexe
- Non précisé
- Sons
- Chant
- Repasse
- Non précisé
Commentaires
NOTES: APPARENTLY THIS IS AN ABERRANT SONG OF A FIELD SPARROW. IT IS QUITE CONTINUOUS AS FIELD SPARROWS ARE SOMETIMES HEARD TO SING BUT LACKS THE PITCH VARIATION USUALLY OBSERVED AND SEEMS TO BE VERY FAST. 500HZ HIGH PASS FILTER. Sex: 1 UNKNOWN BNA: The vocalizations do not seem to match any category offered by the BNA, so I am not sure how to characterized the song. CZ 21/06/2004.
Informations techniques
- Enregistreur
- Masco 500
- Microphone
- Accessoires
Information d'archivage
- Numérisé
- 29 Oct 2001 - Shelagh A. Smith