Help bird to the NEST. Destroy all PIG by make it collision with Ground, Saw Obstacle, out side layout. Tap the BIRD/PIG to transform them. Tap the Green Block/Stick to remove it. The Stone (Grey block/Stick) can not remove. Tap as Little as possible to get three stars! This is an online HTML5 game presented by rorgames.com, it's can be played in any Modern Browsers such as safari and chrome. You can play the game on mobile device.