Bibliography : Ibis
W. Geoffrey Arnott | Birds in the Ancient World from A to Z |
Ron Baxter; Colum Hourihane, ed. | Learning from Nature: Lessons in Virtue and Vice in the Physiologus and Bestiaries |
Janetta Rebold Benton | Medieval Menagerie: Animals in the Art of the Middle Ages |
Anne Clark | Beasts and Bawdy |
Michael J. Curley | Physiologus |
Victor Henry Debidour | Le Bestiaire Sculpté du Moyen Age en France |