Green pigs can not rest and have prepared a new provocation - stole a small bird. This is a very angry bird flock, and the leader of Red has prepared an operation to rescue the captives. Cannon has been prepared with the help of her spies to infiltrate behind enemy lines, to punish the pig, who was involved in the abduction and release the poor prisoner. Shoot birds, using a variety of tools that allow birds to move into inaccessible places. Management - mouse.