JASON BITTEL from nationalgeographic said that On one hand, sea cucumbers may appear to be simple creatures; they’re basically just crawling chunks of intestine wrapped in meat, says invertebrate zoologist Christopher Mah.
Related to starfish and sea urchins, sea cucumbers belong to a group of animals known as echinoderms and make a living on the seafloor.
But through the process of eating, digesting, and excreting, they have a big and complex impact on the environment—including shoring up the health of coral reefs and sea grass beds, and even mitigating some effects of climate change.
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