Whooper Swan
| Gender | undetermined |
| Age | adult |
| Plumage | adult plumage |
| Recorded | 2011-01-03 |
| Location | Rottenschwil, AG, CH |
| Copyright | Beat Rüegger |
| Family | Swans, Geese and Ducks |
| Status CH | rare migrant, local winter visitor |
| References | en.wikipedia.org |
| vogelwarte.ch |
404 | 619