The Bakunawa, also spelled Bakonawa, Baconaua, or Bakonaua, is a dragon in Philippine mythology that is often represented as a gigantic sea serpent. It is believed to be the cause of eclipses. It appears as a giant sea serpent with a mouth the size of a lake, a red tongue, whiskers, gills, small wires at its sides, and two sets of wings, one is large and ash-gray while the other is small and is found further down its body.