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  • Would you believe me if I told you there is a gelatinous little creature in the sea that

  • can live forever? Well believe it because swimming around in the ocean right now is

  • theimmortal jellyfish.’

  • Turritopsis dohrnii is a small jellyfish that can theoretically live forever through a process

  • called transdifferentiation. And no this is not wizardry or some sci-fi fantasy. It’s

  • a process that actually renews the jellies life, kind of like living forever young.

  • You see, jellyfish start their lives as tiny larvae called planula floating around the

  • ocean. Eventually that those planula grow up and settle down as little polyps that are

  • attached to the sea-floor. Those polyps continue to grow tentacles and eventually break off

  • as free roaming, swimming jellyfish.

  • If turritopsis dohrnii is ever hurt, sick or growing too old, it is able to revert back

  • to it's polyp stage and grow again as the same, but brand spanking new jellyfish, it’s

  • like a benjamin button that never dies. Theoretically, this process can go on indefinitely, effectively

  • making this jellyfish biologically immortal. So as long as they don’t get swallowed up

  • whole by some hungry fish, theyll be ringing in the year 3015.

  • Tore-I-topsis Dhorn-hi

  • Thanks for watching testtube 101 and don't forget to subscribe for more quick science

  • videos.

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B1 中級

動物は永遠に生きられるのか? (Can An Animal Live Forever?)

  • 389 14
    羅紹桀 に公開 2021 年 01 月 14 日
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