noun🔗ShareCygne tuberculéA 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."While mute swans are known for their graceful appearance on the lake, they can hiss loudly if you get too close to their young. "Bien que les cygnes tuberculés soient connus pour leur apparence gracieuse sur le lac, ils peuvent siffler bruyamment si vous vous approchez trop près de leurs petits.animalbirdnaturebiologyenvironmentChat with AIVocabulary GamePractice Reading