The word wriggling has connotations of something bug-like or gross, symbolizing his disgust with himself and his humanity even while transformed into an animal.
Often times, Gregor seemed to daydream about other things, wishing he had freedom from the debts his family had accumulated and the occupation he grew to hate. Gregor would make it a habit to climb up and look out the window, “He did only in some kind of nostalgia for the feeling of freedom he has previously found in looking out the window” (960). The window symbolizing an unattainable door to his freedom that he often dreamed about. Now, slowly being unable to see what the outside, his eyes see a “desert” (960). When thinking of a desert, feelings of desolation, emptiness, and hopelessness all come to mind. Knowing he is trapped and unable to do anything he pleases.
Ultimately, Kafka did not aim to write just about the struggles of a man’s transformation into an insect, but a struggle with humanity that we all encounter in our lifetime. His personality before the metamorphosis, was exactly the same as his perceived presence after it. Isolated from his surroundings and unable to communicate his feelings with others. Trapped inside his “shell” of a life, hidden away from those close to