Not all jellyfish, just this one. https://www.newscientist.com/article/2335495-immortal-jellyfish-genes-identified-that-may-explain-their-long-lives/ https://w

Not all jellyfish, just this one. https://www.newscientist.com/article/2335495-immortal-jellyfish-genes-identified-that-may-explain-their-long-lives/ https://www.newscientist.com/article/2335495-immortal-jellyf...