Castor and Pollux horse breaker and the boxer / Polydeuces, my brothers" ..." – Helen, "Iliad" 3.253–255), but in the "Odyssey" they are treated as alive even though "the corn-bearing earth holds them". The author describes them as "having honour equal to gods", living on alternate days because of the intervention of Zeus. In both the "Odyssey" and in Hesiod, they are described as the sons of Tyndareus and Leda. In Pindar, Pollux is the son of Zeus while Castor is the son of the mortal Tyndareus. The theme of ambiguous parentage is not unique to Castor and Pollux; similar characterisations appear in
Leda and the Swan Gwalior, Northern Madhya Pradesh, India. American artist and photographer Carole Harmel created the “Bird” series (1983), a Jean Cocteau-influenced collection of photographs that explored the “Leda and the Swan” myth in tightly cropped, voyeuristic images of a nude female and an undefinable birdlike creature hinting at intimacy. Bristol Museum and Art Gallery currently exhibits Karl Weschke's "Leda and the Swan", painted in 1986. The Winnipeg Art Gallery in Canada has, in its permanent collection, a ceramic "Leda and the Swan" by Japanese-born American artist Akio Takamori. There is a sculpture in neon lights depicting Leda and the Swan in Berlin,