The central motif of birds gives the author the opportunity to explore a range of themes. The miracle of bird migration becomes symbolic, echoing Jim's journey across the globe to the war. The notion of the 'bird's eye view' is explored.
The central theme of birds provides the author with a platform to explore various themes. The wonder of bird migration becomes symbolic, mirroring Jim's journey across the globe during wartime. The concept of "bird's-eye view" is explored.