Bidragsyter
Dato
Lokalitet
- Age and sex
- Adult, Unknown sex - 1
- Lyder
- Dawn song; Sang
- Lydavspilling
- Playback not used
Kommentarer
NOTES: dawn -0.25hrs; species cut number 12 BNA: Song RRV1 and RRV2 ("Tee-hee" and "Tee-hoo"). [This is the Primary Song of BNA, alternating between Regularly Repeated Vocalizations 1 and 2 (RRV1, RRV2; see also Smith, W. J. 1970. Song-like displays of Sayornis species. Behaviour 37: 64-84). The 184 RRVs given here (the last 14 during announcement) generally alternate between RRV1 and RRV2, but in a few instances, either two RRV1s or two RRV2s are given together (paired RRV1s occur at 0:05-0:07 and paired RRV2s occur at 0:16-0:175, 1:04-1:06, 1:195-1:215, 1:23-1:245, 1:52-1:535, 1:57-1:585, and 2:095-2:115). Quality changed from 1 to 1-2 - CAM - 4 April 2005]. Other Behaviors: Advertise. Habitat: Evergreen Forest, Coniferous Forest, Deciduous Forest, Canyon, Rocky.
Teknisk informasjon
- Opptaker
- UHER 4200 REPORT MONITOR
- Mikrofon
- Sennheiser MKH 106T
- Tilbehør
- Roche Parabola 74cm/17.7cm (29.1in/7in)
Arkivinformasjon
- Katalogisert
- 1 Jul 2000 - David Lauten
- Digitalisert
- 6 May 2004 - Martha Fischer
- Redigert
- 1 Dec 1990 - Steven R. Pantle