The Immortal Jellyfish (Turritopsis Dohrnit) is biologically immortal, meaning it can be killed, but doesn’t die from old age. When threatened by physical injury or starvation, they can transform back into a juvenile polyp and begin the life cycle all ove

The Immortal Jellyfish (Turritopsis Dohrnit) is biologically immortal, meaning it can be killed, but doesn’t die from old age. When threatened by physical injury or starvation, they can transform back into a juvenile polyp and begin the life cycle all ove