Leda (mythology) and by him, mother of Helen of Troy, Clytemnestra, and Castor and Pollux (also spelled "Castor and Polydeuces"). Leda also had other daughters by Tyndareus: Timandra, Phoebe, and Philonoe. Leda was admired by Zeus, who seduced her in the guise of a swan. As a swan, Zeus fell into her arms for protection from a pursuing eagle. Their consummation, on the same night as Leda lay with her husband Tyndareus, resulted in two eggs from which hatched Helen (later known as the beautiful "Helen of Troy"), Clytemnestra, and Castor and Pollux (also known as the Dioscuri). Which children are the
Castor and Pollux vow "(votum)" made by Aulus Postumius Albus Regillensis in gratitude at the Roman victory in the Battle of Lake Regillus in 495 BC. The establishing of the temple may also be a form of "evocatio", the transferral of a tutelary deity from a defeated town to Rome, where cult would be offered in exchange for favor. According to legend, the twins fought at the head of the Roman army and subsequently brought news of the victory back to Rome. The Locrians of Magna Graecia had attributed their success at a legendary battle on the banks of the Sagras to the