Flying turrets

 are enemies in Bullethead. They will move left and right on top of the top edge of the screen and fire at the player.

Attack
The fly left and right on top of the screen, firing at the player. They are quite hard to hit, and take many blows to destroy. They will fire Spheres more often then most enemies.

Trivia

 * The head has a similarity to Heavy Missle Platform Gunships from Star Wars.