[bombastis] SEA URCHIN !!!
 

http://photography.nationalgeographi...1018165-ga.jpgA nontoxic dye highlights water currents surrounding sea urchins (Astropyga sp.) off Vancouver Island, British Columbia. These small, spiny echinoderms are found in oceans all over the world.



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A sea urchin�s vivid purple spines appear ready for action in this close-up view from God�s Pocket Marine Provincial Park, British Columbia.



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The spines of the omnivorous pencil-spined urchin (Eucidaris thouarsii) extend outward from its body. There are some 700 species of sea urchins worldwide.



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The spines of a fire urchin (Asthenosoma varium) form a multicolored flower off Komodo Island, Indonesia. The blue swellings on the tip of each spine are filled with venom.



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Found in the western Pacific, this sea urchin's blue-green spines branch out like tendrils from a plant. The long, movable spines protect the urchin from predators.



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A striped urchin crab (Zebrida adamsii) finds its place on a red sea urchin (Astropyga radiata) in the western Pacific.



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Sea urchins nestled in a Pacific kelp bed off California offer a sharp contrast in shapes between kelp tendrils and urchin spines. The echinoderms can destroy the kelp beds if their natural predators don�t keep them in check.



keren gak? jangan lupa klik thanks nya... http://static.kaskus.us/images/smili...leyfm329wj.gif

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