The best answer for this question would be:
They feature characters that are usually animals, powerful energies, or human beings.
<span>Because, plenty of their stories feature powerful entities, and often the history of how the world was made. And probably even connecting animal spirits to the souls of the humans.</span>
Answer:
He see is borderline mentally unstable. He feels guilty about killing Duncan.
Explanation:
They highlight the disruption of the natural order caused by Macbeth's crime.
When Macbeth killed King Dunken who was the most virtuous king, the whole world lamented for his uncertain death. Everything in the kingdom got disrupted and even the animals and nature seemed to behave in a much different way as they used to. The killing of an owl by a falcon which is a much smaller bird than the eagle symbolizes the murder of King Dunken by Macbeth. The eating of the horse by another horse gives a symbolic meaning about Macbeth’s plan to kill Banquo, who were great friends.
At first he was only slightly mad but as it went one with the raven saying "Nevermore" he realized the answers to his question were ones he didn't want to hear an he would never see his beloved Lenore again.