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

Input: Consider Input: Birds use small branches and twigs to protect their offspring.

Output: What do birds use to protect their offspring?

Input: Consider Input: Parasites can enter the host through the epidermis.

Output: Parasites can enter the host through what?

Input: Consider Input: Vultures move their wings using muscles in the chest
Output: What do Vultures move their wings using?