In this adventure game, your character must reach the top to the next level by removing animals that are his enemies and by getting the maximum bonus.
The left and right arrow keys are used to run Alex, the up arrow key to jump, press down arrow to squat the bar and "Space" to shoot.
(Automatic translation)
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.