Sea cucumber - Wikipedia
Sea cucumbers are echinoderms from the class Holothuroidea (/ ˌhɒləˌθjʊəˈrɔɪdiə, ˌhoʊlə -/ HOL-ə-thyuu-ROY-dee-ə, HOH-lə-). They are marine animals with a leathery skin and an elongated body containing a single, branched gonad. They are found on the sea floor worldwide.
Sea cucumbers, facts and information - National Geographic
2010年9月10日 · What is a sea cucumber? Sea cucumbers might look like the lumpy cylindrical vegetable but these bizarre animals are echinoderms—an invertebrate like starfish, sea urchins, and feather stars.
What Is a Sea Cucumber? - Live Science
2019年10月16日 · Sea cucumbers are marine invertebrates that live on the seafloor. They're named for their unusual oblong shape that resembles a fat cucumber.
Sea cucumber | Echinoderm Anatomy & Adaptations | Britannica
2024年11月7日 · Sea cucumbers are found in all oceans, mostly in shallow water but sometimes at depths of many thousands of metres. They are best represented in the Indian Ocean and the western Pacific. The 80 to 100 species of large, warty sea cucumbers of the genus Holothuria are especially abundant on coral reefs .
Sea Cucumber - Species, Characteristics, Anatomy, Diet, & Pictures
2024年12月5日 · Sea cucumbers, or holothurians, are marine invertebrates with elongated, cylindrical bodies covered in soft, leathery skin resembling the fruit of a cucumber plant. They are related to starfish, sea urchins, and feather stars and belong to the class Holothuroidea, one of the five extant classes within the phylum Echinodermata.
Sea Cucumbers - Facts, Diet & Habitat Information - American …
Sea cucumbers are oceanic invertebrates that can range in size but can grow up to nearly seven feet long. The smallest ones are a mere few inches long. These animals have soft bodies and powerful tentacles around their mouths, which they use for sucking in food from both the ocean floor and water itself.
Sea Cucumbers - National Wildlife Federation
Sea cucumbers are found in virtually all marine environments throughout the world, from shallow to deep-sea environments. Sea cucumbers are benthic, meaning they live on the ocean floor. However, their larvae are planktonic, meaning they float in the ocean with the currents.
Sea Cucumber - Description, Habitat, Image, Diet, and Interesting …
A Sea Cucumber is an oblong sea creature in the Holothuroidea class. Researchers recognize at least 1,700 different species. They place all of the various species in the taxonomic phylum Echinodermata.
Sea cucumbers: Weird and wacky natural recyclers
Sea cucumbers are marine invertebrates in the class Holothuroidea that live on the sea floor in both shallow and deep waters. They are echinoderms like sea urchins and starfish, which are also known as sea stars.
Sea Cucumber: The Ultimate Marine Clean-up Crew - Ocean Info
Sea Cucumbers are bottom dwellers that sit on the ocean, and the floor plays an important function in the marine ecosystem by aiding in the recycling of nutrients and dissolving biological debris so that bacteria may complete the breakdown process.