Answer:
They are the group who manages the winged engines of war.
Never ahead, ever behind, yet flying swiftly pastΝΎ For a child I last forever, for adults I'm gone too fast.
What is yours but only used by others?
What instrument can make any sound and be heard but not touched or seen?
The land was white the seed was black. It'll take a good scholar to riddle me that.
Long and slinky like a trout, never sings till it's guts come out.