Apollo taught to the humans the art of healing and archery. Phoebe, his grandmother, gave the oracular shrine of Delphi to Apollo as a birthday gift. Themis inspired him to be the oracular voice of Delphi thereon. Later, with his bow and arrows that he had received from Hephaestus, Apollo went in search of the chthonic dragon Python, which lived in Delphi beside the Castalian Spring, and was a terror to the people. Hera had sent this serpent to hunt the pregnant Leto to her death across the world. To avenge the trouble given to his mother, Apollo killed Python in
Serpent (symbolism) of a snake-handler, and it was in serpent form that Zeus was said to have fathered Alexander upon her. Aeetes, the king of Colchis and father of the sorceress Medea, possessed the Golden Fleece. He guarded it with a massive serpent that never slept. Medea, who had fallen in love with Jason of the Argonauts, enchanted it to sleep so Jason could seize the Fleece. (See Lamia (mythology)). When not driven by horses, the chariot of the Greek sun god is described as being pulled by fiery draconic beings. The most notable instance of this is observed in the episode