A raven symbolizes death. In the story the narrator believes that the raven is there to give him knowledge or take away his grief, But in reality the raven is there to remind him of his loved one Lenore.
In the story the man talks to the bird a and the bird reply's back repeating the word nevermore. " Quoth the Raven, Nevermore"(Poe 315). This would be an example of supernatural because birds don't really talk.
The bird torments the man by not answering his question and just replying with the word nevermore over and over. "then upon the velvet sinking, i betook myself to linking fancy unto fancy, thinking what