Bibliography : Turtledove

Philip S. Allen Turteltaube
W. Geoffrey Arnott Birds in the Ancient World from A to Z
Janetta Rebold Benton Medieval Menagerie: Animals in the Art of the Middle Ages
Michael J. Curley Physiologus
Lasse Hodne The Turtledove: a Symbol of Chastity and Sacrifice
Guy R. Mermier The Romanian Bestiary: An English Translation and Commentary on the Ancient "Physiologus" Tradition
Ann Payne Medieval Beasts