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Close-up image of a brain coral
© Copyright Aris Multimedia Entertainment, Inc., 1993
  Image 1-11
Brain Coral Close-up

This image shows the texture of a brain coral. The coral gets its name from the ridges that resemble the folds of a living brain. Brain corals are known as stony corals because they have a hard, calcium skeleton. Tiny polyps emerge from this skeleton to feed on microscopic plankton.

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