Tadorna

Trivial name	Latin name
South African shelduck	Tadorna cana
Common shelduck	Tadorna tadorna
Ruddy shelduck	Tadorna ferruginea
Paradise Shelduck	Tadorna variegata
Australian Shelduck	Tadorna tadornoides

comparison of wing and tail configuration¹

¹ According to Hartmann (2000a, 2000b and 2016)