Ruddy Shelduck
Rostgans - Tadorne casarca
Tadorna ferruginea
© Beat Walser
| Population size in Switzerland (Pairs): 15-25 (2004) | Red list 2001:
Not Evaluated NE |
Migration behaviour:
resident |
| Body size (cm):
64 |
Body weight (g):
900-1500 |
Clutch size:
8-10 |
| Nest site:
building |
Incubation (days):
28-29 |
Nestling stage (days):
50-60 |
| Food:
plants |
Group:
ducks, swans and geese |
Habitat:
lakes, streams and rivers, settlements, urban habi |