Alex Mustard / Commensal emperor shrimp (Periclimenes imperator) moves across the colourful red patterned surface of its host Candycane sea cucumber (Thelenota rubralineata). Misool, Raja Ampat, West Papua, Indonesi...
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Juergen Freund / Timelapse of Giant sea cucumbers (Thelenota ananas) moving underwater, with a Giant clam (Tridacna gigas) in the background, Great Barrier Reef, Queensland, Australia, 2015.
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Tony Wu / Japanese sea cucumber (Apostichopus japonicus), rare albino. Hokkaido, Japan. May.
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Georgette Douwma / Candycane sea cucumber (Thelenota rubralineata). North Sulawesi, Indonesia.
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Georgette Douwma / Candycane sea cucumber (Thelenota rubralineata) detail. North Sulawesi, Indonesia.
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David Fleetham / Sea cucumber (Holothuria pervicax) at night with Red boring sponge (Hamigera sp) in foreground. Hawaii.
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Magnus Lundgren / Wild Wonders of China / Japanese spiky sea cucumber (Apostichopus japonicus). Bohai Sea, Yellow Sea. Zhifu Island, Shandong Province, China.
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Magnus Lundgren / Wild Wonders of China / Japanese spiky sea cucumber (Apostichopus japonicus). Bohai Sea, Yellow Sea. Zhifu Island, Shandong Province, China.
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David Fleetham / Tiny brittle star (Ophiothrix sp) crawling across Sea cucumber, (Bohadschia argus) Yap, Micronesia.
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David Fleetham / Sea cucumber (Bohadschia argus) which has ejected a part of its internal organs called Cuvierian tubules. These significantly sticky strings are a defense mechanism designed to deter predators. Yap,...
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David Fleetham / Necklace seastar (Fromia monilis) on Sea cucumber (Bohadaschia argus) Yap, Micronesia.
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Franco Banfi / Emperor shrimp (Periclemenes imperator) on sea cucumber (Thelenota ananas) Tubbataha Reef Natural Park, UNESCO World Heritage Site, Sulu Sea, Cagayancillo, Palawan, Philippines
