However, identifying one with the abundance of marine organisms requires keen observation and a bit of luck. Where Immortal Jellyfish Are Found Originally discovered in the Mediterranean Sea ...

The immortal jellyfish has the ability to switch ... it also creates more organisms with the same genetic code - so, basically, as it gets younger it also clones itself.

Death is inevitable for almost all organisms, but avoiding a sticky end is easier for some that happen to be insanely hard to kill.