Answer:
With four oars it swims but it is always at home. Its back is like armor, tougher than chrome. What is it?
It can be white or blue or black, Humped or have a horn. And when it talks it sings its menuets, as it's travelling the depths.
What can provide food before it is alive, while it is alive and after it's dead?
What lives where it cannot breathe and has a hole in its back
What kind of fish chases a mouse?
Do what he says and you'll be fine, don't and you lose the game.