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Slideshow: Deep-sea, bottom-dwellers give off their own glow

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Published on Aug 29, 2012

Critters living on the sea floor give off less of their own light than creatures floating in the open ocean at the same depths, according to new research by Duke biologist Sönke Johnsen. Here are some of the critters he studied to make the discovery.

Photos by Sönke Johnsen, Duke University.

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