Moolga

Game description:

Moolga, the rubber cow, has gone wild. click to release the milk and score points by hitting various sea creatures. Avoid the bombs (or squirt them) and fly low when there's a thunder cloud nearby. Avoid the mosquito swarm for a super bonus. Get the corn to reload your "ammo" and also be sure to get the health power-ups.

Game controls:

Just play with your mouse and press right click to fire.
P- Pause.
Q-Quit.