In living colors

From: Natural History | Date: September 1, 1999| Author: | Copyright information

The medium is the message among coral reef fishes. Their vivid colors and extraordinary shapes tell a thousand tales.

n eighteenth-century naturalist, enraptured by the colors of coral reef fishes (but less constrained by objectivity than his modern counterparts), once described them as living jewels adorned with "polished scales of gold, encrusting lapis lazuli, rubies, sapphires, emeralds, and amethysts." Ever since Charles Darwin's time, scientists have been treating those colors with a more analytical eye, trying to determine how they are produced and whether they relate to specific ...

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