Bidragsyter
James M. Hartshorne Media from this contributor
Dato
Lokalitet
Red Rocks Lake Nat. Wildlife Refuge
Montana, United States
Media from this location Illustrert sjekkliste- Alder
- Ikke spesifisert
- Kjønn
- Ikke spesifisert
- Oppførsel
- I flukt
- Lyder
- Lokkelyd; Ikke lydytrende
- Lydavspilling
- Ikke spesifisert
Kommentarer
NOTES: Cover density: OPEN; FLIGHT CALLS SOUND AS THOUGH BIRDS WERE IN A SOUND CHAMBER DUE TO THE FACT THAT THESE BIRDS FLY IN PAIRS AND THE TRUMPETING OF ONE BIRD IS QUICKLY FOLLOWED BY THE OTHER BIRD. 10MAR56 - 11MAR56. Based on the site, these almost certainly represent Trumpeter Swans, at the time recognized by some authors as C. c. buccinator - CAM - 27 October 2004. Habitat: Pond.
Teknisk informasjon
- Opptaker
- Mikrofon
- Tilbehør
Arkivinformasjon
- Digitalisert
- 16 May 2002 - Martha Fischer