Query: Anatidae
Relevant documents:
Spur-winged goose
Anatidae
Freckled duck
Musk duck
White-backed duck
Branta
Andaman teal
Mute swan
Thambetochen
Dunstanetta
Garganornis
Moffitt's Canada goose
Chenoanas
Mioquerquedula
Ankonetta
Allgoviachen
Swan
Coscoroba swan
Eremochen
Anserinae