If it looks like a duck, and quacks like a duck, we have at least to consider the possibility that we have a small aquatic bird of the family anatidae on our hands.
Once, during Prohibition, I was forced to live for days on nothing but food and water.
Cars have a large engine in the front and you have a gearbox, which is cumbersome. Electric cars don't have this problem. The motor is much smaller, the battery is below you. This will allow you to play with different shapes.