Определение mute swan в Английский Язык Английский Язык словарь
a white swan, Cygnus olor, found throughout Europe and much of Asia, having a distinctive orange bill with a black tip; it is not actually mute, but is not very vocal
A white swan (Cygnus olor) native to Europe and Asia and widely introduced elsewhere, having an orange bill with a black knob at the base and being much less vocal than most swans