Is There a Connection Between the Owl and the Dead?

Owls are associated with death and the supernatural throughout various cultures. Sometimes in different cultures, the owl is a dire omen to behold. Other traditions say that the owl return to the grave once every century. And then there's this idea that in the event that the deceased might seek vengeance for something under another, the grave of the dead should be watered to quote, slay the thirst of the dead.