He compares his loneliness to that of a pelican, which is often seem alone instead of with other birds. Alternate translation: "I am lonely and despised like a pelican in the wilderness" (See: [[rc://en/ta/man/translate/figs-simile]])
The author continues to describe loneliness by comparing himself to an owl in abandoned ruins. Alternate translation: "I have become alone like an owl in abandoned ruins" (See: [[rc://en/ta/man/translate/figs-simile]])