Georgette Douwma / Yellow sea cucumber (Colochirus robustus) feeding, Rinca, Komodo National Park, Indonesia
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Birgitte Wilms / Yellow Sea Cucumber (Colochirus robustus) colony, Indonesia
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Juergen Freund / A carpet of Yellow sea cucumbers (Colochirus robustus) in the reef. North Raja Ampat, West Papua, Indonesia, February.
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Juergen Freund / A carpet of yellow sea cucumbers (Colochirus robustus) in the reef. North Raja Ampat, West Papua, Indonesia.
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Juergen Freund / A carpet of Yellow sea cucumbers (Colochirus robustus) in the reef. North Raja Ampat, West Papua, Indonesia.
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Juergen Freund / Yellow sea cucumber (Colochirus robustus) on a Tunicate (Clavelina robusta). North Raja Ampat, West Papua, Indonesia.
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Juergen Freund / A carpet of Yellow sea cucumbers (Colochirus robustus) in the reef. North Raja Ampat, West Papua, Indonesia
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GEORGETTE DOUWMA / Yellow sea cucumber (Colochirus robustus) on sponge. Komdo National Park, Indonesia
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GEORGETTE DOUWMA / Yellow sea cucumbers (Colochirus robustus) on sponge, feed by catching substances in the water with its finely branched tentacles. Komdo National Park, Indonesia
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Georgette Douwma / Sea cucumber (Colochirus robustus) Rinca, Indonesia
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Constantinos Petrinos / Yellow Sea cucumber {Colochirus rubustus} Sulawesi, Indonesia
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Georgette Douwma / Composite image of marine invertebrates on black background. Top row from left: Tube anemone (Ceriantharia), Yellow sea cucumber (Colochirus robustus), Nudibranch (Nembrotha lineolata), Squat shri...