What does the term "made land" refers to ?

What does the simile add to the passage

Then she heard his step on the stair away down on the first flight, and she turned white for just a moment. the phrase "she turned white for just a moment" is mainly used to show that della has very fair skin. is afraid of jim's reaction. is beginning to get an illness. had become extremely angry.

Is the slightly humorous tone of kristof's essay inappropriate for a discussion of deliberately killing wild animals? why or why not?