Aitvaras is a household spirit in Lithuanian mythology. Aitvaras is identical for Latvian Pūkis. Aitvaras is figuring like white or black rooster with fiery tail (meteorite). Aitvaras may be hatching from egg of 9 – 12 years old rooster. If Aitvaras dies, he becomes spark.

This article is about a mythological household spirit in Lithuanian Mythology. For other meanings of the word see Aitvaras (disambiguation).

Alternative: Kaukas , Pūkis, Damavykas, Sparyžius, Koklikas, Gausinėlis, Žaltvikšas, Spirukas…. Aitvaras could be bred from an egg of 9-12 years old cock. If killed aitvaras turns into a spark.