Yes they do. Everything dies...usually of starvation?
The fish will run out of food and a bunch of them will starve to death.
So that they don't starve to death.
Prisoners can starve to death even in modern times if nobody gives them food.
No
no
Because they are not real.
you die
They starve to death.
Yes
They will if they're not fed properly, or given poor quality feed that they will simply starve to death on.
It takes about a month of not eating to starve to death.
It depends on where you're living.