Eat the fish before you run out of calories to eat use your head and it takes 0.5 sec to swallow (your head must be touching the fish for 0.5 sec) sleep as much as you can To sleep get 500 calories
uPdaTeS SoOn 1.7: more types of fish 2.0: more arena and more fish 2.2: balanced difficulty 2.4: more fish, and arena plus a new arena design 2.5: cheat code