Sculpture adaption of the Bird With Letter from Temptation of Saint Anthony by Hieronymus Bosch. Bird with Letter Statue by Parastone is a three dimensional representation of the bird figure in the left panel of a religious triptych by Hieronymus Bosch from the Northern Renaissance. The Bird is one of the many freakish figures which appear in The Temptation of Saint Anthony triptych at the Museum Nacional de Arte Antiga, Lisbon which is intended to teach Christian messages to the faithful.