Answer:
They are the group who manages the winged engines of war.
What is seen in the middle of march and april?
Dry though I may be, I am still a sea.
You can carry it everywhere you go, and it does not get heavy. What is it?
A beautiful succession of sounds.
Two little holes in the side of a hill. Just as you come to the cherry-red mill.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?