| Shelducks | ||||||||||||||||||
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| Radjah Shelduck | ||||||||||||||||||
| Scientific classification | ||||||||||||||||||
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| genus | ||||||||||||||||||
| Tadorna | ||||||||||||||||||
The Shelducks, genus Tadorna, are a group of large birds in the Tadorninae subfamily of the Anatidae, the biological family that includes the ducks and most duck-like waterfowl such as the (geese and swans).
The shelducks are a group of larger, often semi-terrestrial waterfowl which can be seen as intermediate between geese (Anserinae) and ducks.
There are seven species, related to other groups as shown:
Tadorninae