Red Bird - Luke Skywalker
Your basic bird and from level 1–1, the Red Bird simply bowls into buildings like a cannonball. But then from level 1–9 this bird is equipped with a lightsaber (a deadly weapon that can cut through near any material, and deflect incoming laser beams). Tap the screen when this bird is in mid-air and he'll spin his saber.
Black Bird - Obi-Wan Kenobi
Black Bird is a Jedi Master, capable of force pushing pigs and building blocks with a tap of the screen. Tap a location on the screen to create a powerful force field witch can move stuff.
Yellow Bird - Han Solo
Han has a pistol, capable of firing three powerful laser beams at whatever you happen to tap on. These beams slice through pigs and most materials, and bounce off of metallic surfaces.
Big Brother Bird - Chewbacca
This bird is, simply put, a destructive bowling ball that tears through any material with that distinctive Star Wars roar.
Blue Bird - X-Wing Pilot
This blue-hued bird will split into three when you tap the screen.
White Bird - C–3PO
Exclusive to the game's bonus stages, this robotic bird is useless as the Star Wars character C-3PO. So if you tap the screen robot will fall to pieces sending shards of metal in all directions.
Egg - R2-D2
This droid, apears in the game's bonus stages, can electrocute nearby pigs when you tap the screen.