What issues does the narrator in the butterfly lion encounter in the novel?

In "The Butterfly Lion" by Michael Morpurgo, the narrator, Bertie, grApples with themes of loss, longing, and the search for belonging. He encounters the pain of separation from his childhood friend, the lion, and faces the challenges of growing up in a world that often feels unkind and isolating. Additionally, Bertie confronts societal expectations and the harsh realities of war, which further complicate his journey toward self-acceptance and understanding. Ultimately, the story explores the enduring bond between humans and animals, highlighting the power of love and memory.