Black sea cucumber (Holothuria atra) typically covered with sand particles. Photo from Rarotonga, Cook Islands, south Pacific.

---

Size: 4390px × 2848px
Photo credit: © Alf Jacob Nilsen / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: australia1998, black, cook, cucumber, cucumbers, echinodermata, echinoderms, holothurida, holothuridae, holothuroidea, islands, lollyfish, pigghuder, rarotonga, sea