Awaiting clearance for takeoff
They're hard to sneak up on, so you have to apply a combination of sitting still and zooming in.
Flashback: I was learning how to swim once, at about the age of 6 or 7. I was bitten by a dragonfly then for no reason. It hurt a lot. As a result, I carry a deathly fear of dragonflies; also as a result, I don't know how to swim.