UIG5429068 Alors que Regin dort, en lechant son doigt brule en cuisant le coeur du dragon, Sigurd avale du sang de dragon et obtient le pouvoir de comprendre la langue des oiseaux, lesquels lui apprennent la trahison de Regin - Episode de l\'histoire de Sigurd oeil de serpent - Decor sculpte de l\'eglise de Hylestad, 12eme siecle - Detail of a carving from a stave church portal illustrating the story of Sigurd, While Regin sleeps Sigurd roasts the dragon\'s heart and burns his finger. On tasting the dragon\'s blood on his injured finger Sigurd gains the power to understand the speech of birds. He learns from them that Regin is planning treachery. Norway. Viking. 12th c Hylestad stave church, Setesdal byWerner Forman/UIG/Leemage; Werner Forman/UIG.