Leda and the Swan

Leda and the Swan is a story and subject in art from Greek mythology in which the god Zeus, in the form of a swan, seduces or rapes Leda, a Spartan queen. Zeus raped Leda on the same night she slept with her husband King Tyndareus. Leda bore Helen and Polydeuces, children of Zeus, while at the same time bearing Castor and Clytemnestra, children of her husband Tyndareus, the King of Sparta.