Final answer:
The wandering bird in the passage symbolizes the journey and exploration theme, representing the spirit of adventure and discovery. It can also be interpreted as an allegory for the human experience of exploring and discovering new things.
Step-by-step explanation:
The wandering bird mentioned in the question can be seen as a symbol of journey and exploration theme. In the given passage, the bird represents the spirit of adventure and discovery, as it wanders and seeks new experiences. It can also be interpreted as an allegory for the human experience of exploring and discovering new things in the world. The bird's resilience and ability to navigate through different landscapes can be seen as a metaphor for nature's resilience.