Coral, 珊瑚

A coral colony with bright color and full branches with many extended polyps that would be considered healthy or in good condition. The red dots in the photo are ten centimeters apart and are used for scale and age estimates. (NOAA)
Deep Sea TV: Live ocean exploration off the coast of Nantucket | CLIK/HEAR | Multimedia, photography, video showcase of The Palm Beach Post  http://clikhear.palmbeachpost.com/2013/world-nation/the-oceans/deep-sea-tv-live-ocean-exploration-off-the-coast-of-nantucket/

Coral - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Coral
珊瑚 - 維基百科，自由的百科全書 http://zh.wikipedia.org/wiki/%E7%8F%8A%E7%91%9A

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