Which bird makes this sound?

Whooper swan
Whooper swan
Crane
Crane
Mute swan
Mute swan
Greater white-fronted goose
Greater white-fronted goose
Mute swan
Mute swan
Whooper swan
Whooper swan
Greater white-fronted goose
Greater white-fronted goose
Mute swan
Mute swan
Whooper swan
Whooper swan
Mute swan
Mute swan
Crane
Crane
Barnacle goose
Barnacle goose
Barnacle goose
Barnacle goose
Whooper swan
Whooper swan
Mute swan
Mute swan
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