The fish by the name Jellyfish Turritopsis dohrnii has no heart and cerebrum is believed to be the main undying animal on the planet; it lives in tropical waters.
As researchers have demonstrated, jellyfish don't kick the bucket of advanced age as they live to a particular age and afterward start to become more youthful and return to their normal state.
Furthermore, starting there on, it starts to develop once more. Luckily, there is no restriction to the occasions they can do it! Hence, this animal can endure endlessly.
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