the answer is yes.
the topic sentence is that its hard to focus and the persons grandmothers house. The paragraph shows how distracted the character gets
Answer:
"busily forging on insects, seeds, berries, or other birds to build their fat supplies to supply themselves with fuel for their long journeys"
This is a once-in-a-lifetime opportunity.
Some people might think the opposite of these and think its a very common chance or just a waste of time.