Examines the allegorical significance and general description of cranes and their migrations in the writings of Basil of Caesarea, Ambrosius of Milan, Isidore of Seville, Friedrich II's De arte venandi cum avibus, Hugues de Fouilloy, Hrabanus Maurus, Thomas de Cantimpre, Alexander Neckham, Heinrich von Schuttenhofen and Vincent de Beauvais.

Language: French