Given a statement, generate a question such that the answer is contained in that statement.

[Q]: a beak is used for catching maggots by birds
[A]: What is a beak used for?


[Q]: Insects can decimate food.
[A]: Insects can decimate what?


[Q]: eagle eggs' shells and antacids are made of the same material
[A]:
What are the shells of eagle eggs made of?