Immortal.
immortal
The animal will quickly die if unable to breath, or die over several days if unable to eat.
It is called a stand up.
Yes, cockroaches can die if they are unable to right themselves after flipping over. This is because they are unable to move properly when they are on their backs, making them vulnerable to predators or unable to access food and water.
Unable to die, living forever.
Unable to stand, unable to properly move, yes.
Insomnia
They don't, they merely freeze to the point of being unable to move. But they do not die from it.
They are called a debtor, and they are often bankrupt.
It is called "Addiction"
It means to make them unable to die, they will live forever
It will likely be unable to fly, and will probably die.