Pathfinder RAI: Fly-by attack
Flyby Attack
This creature can make an move before and after it takes a standard action while flying.
Prerequisite: Fly speed.
Benefit: When flying, the creature can take a move action and another standard action at any point during the move. The creature cannot take a second move action during a round when it makes a flyby attack.
Normal: Without this feat, the creature takes a standard action either before or after its move.