In question like this you need to provide context like in Fahrenheit 451 on page(ex) then ask. But Montag was mostly afraid that the captain would begin to notice that he was starting to question their ways and if burning the books is really the right thing to do.
I believe the supernatural
A simile is defined as "<span>a figure of speech involving the comparison of one thing with another thing of a different kind, used to make a description more emphatic or vivid" Based on this, it might be said that there is a comparison between the narrator and two birds. It might be understood that he tends to use things from other people and he gives them credit for. </span>