Ten Ten-Vilu or Trentren-Vilu (from Mapudungun Trengtrengfilu: Trengtreng a name, and filu "snake") is the god of Earth and Fertility (or goddess in some versions found in Chiloé); he has a generous spirit and is the protector of all life on Earth, and the flora and fauna and according to some Mapuche myths (later also found in Chiloé). This snake was a central figure in the Origin Of The Chiloean Archipelago. In Mapuche mythology, Ten Ten-Vilu is son of Antü (a Pillan spirit).