You control a bird hurrying home to her nest. Your task is to dodge the flying birds and collect points. The bird of the player can fly up or down concerning the screen. At contact with walls the bird makes a start from them and flies to the opposite side. The player can operate a bird, carrying out touches provisions of a bird on the screen are higher and lower. For flight of a bird of the opponent points are appointed. Contact with the opponent's bird, and also change of the direction of flight leads to reduction of points.