Euphyllia hard coral fluorescing at night, with the polyps extended and feeding. The coral has been photographed under blue light at night, resulting

---

Euphyllia hard coral fluorescing at night, with the polyps extended and feeding. The coral has been photographed under blue light at night, resulting in the fluorescence seen here. Photographed in Lembeh Strait, off Sulawesi, Indonesia.

---

Size: 5961px × 3978px
Photo credit: © LOUISE MURRAY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, animal, anthozoa, anthozoan, asia, asian, biofluorescence, biofluorescent, biological, biology, blue, bluelight, close-, cnidaria, cnidarian, coral, detail, euphyllia, fauna, fluorescence, fluorescent, fluorescing, glow, glowing, hard, indonesia, indonesian, invertebrate, lembeh, light, marine, nature, night, night-time, ocean, polyp, scleractinia, sea, south-east, southeast, strait, sulawesi, ultraviolet, underwater, water, wildlife, zoological, zoology