Who is the Cyclops, Polyphemus's, father?

One way that the novel differs from earlier literary works is that novelists often leave out many details associated with the setting novels only portray positive aspects of heroes and other important figures characters' personalities in novels are only revealed through dialogue readers are often able to relate better to the characters in novels

Yes or no? biology is the study of rocks and minerals.

Which part of the original work should the adaptation retain