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starfish are pretty dope creatures when you think about it. if they lose an arm, they can just grow it back. and not just that, the lost limb can sometimes grow an entire new starfish. like, imagine if we could do that? lose a finger and boom, you get a new you.
Submitted 8 months, 3 weeks ago by itsjustmike
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This fact reminds me of the old sailors' tales, where starfish were seen as the immortal beings of the sea. There's so much poetry in marine life, with creatures like the starfish almost defying death. They lose a piece of themselves, and not only do they live on, but they create life from it. That's the kind of lore that fuels seafaring legends.
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While it's cool and all, it's not that magical. It takes a lot of energy and time for a starfish to regrow an arm. Plus, it leaves them vulnerable to predators while they're regrowing parts. So yeah, it's a neat trick, but it's not all sunshine and rainbows.
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Marine biologist here, glad to see some love for echinoderms! Starfish, or sea stars, are fascinating as much for their regenerative abilities as for their varied and critical roles in marine ecosystems. Some species, like the Linckia, can regenerate from even a small portion of their bodies, which is incredible. Scientists are studying these capabilities for insights into human medicine, especially in the fields of limb regeneration and healing.
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Actually, this ability is called regeneration, and it's a form of asexual reproduction for the starfish. Although not all species can do it, those who can have something called totipotent cells, which are like stem cells and can turn into various types of tissues and organs necessary for the new starfish. Regeneration isn't unique to them either, many other animals can do some level of it too!
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