kHz
Contribuidor
Andrew S. Aldrich Media from this contributor Perfil
Fecha
Localidad
Morton Arboretum--West Side
DuPage, Illinois, United States
Media from this location Listado ilustrado- Edad
- No especificado
- Sexo
- No especificado
- Playback
- No especificado
Detalles de la observación
Spectrogram and identification to type courtesy of Matt A. Young Observed for 15~ mins while feeding in hemlock. Was very careful to count individually. 3 red Males 4 yellow females, black wings, no white patches, larger than nearby siskins. Have photos and recordings of call notes.
Información técnica
- Grabadora
- Micrófono
- Accesorios
- Original file size
- 189.58 KB