What happens to the bird at the end of The Raven?

At the end of Edgar Allan Poe's "The Raven," the narrator is consumed by despair as he confronts the relentless presence of the raven. The bird, having settled on the bust of Pallas, becomes a symbol of mourning and loss, repeating the Word "Nevermore." The narrator realizes that he will never escape his grief or find solace, leaving him in a state of perpetual sorrow. Ultimately, the raven's ominous presence signifies the permanence of his despair.