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
Snake-stone the delay in seeking appropriate medical care." Snake-stone A snake-stone, also known as a viper's stone, black stone, " schwarze Steine", " pierres noire", "piedritas negras", serpent-stone, or nagamani is an animal bone or stone used as folk medicine for snake bite in Africa, South America, and Asia. The early Celtic era European Adder stone is also called a snake stone, and is usually made from coloured glass, often with holes. Its purpose is for protection against evil spirits rather than snake bite. Experts are concerned that relying on a black stone may prevent snakebite victims from seeking appropriate medical