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Template:POTD/2013-02-21

From Wikipedia, the free encyclopedia
Marrus orthocanna
Marrus orthocanna is a species of siphonophore, a colonial animal composed of a complex arrangement of zooids, some of which are polyps and some medusae. It lives at depths ranging between 200 and 800 m (660 and 2,600 ft), in the Arctic and other cold, deep waters.Photograph: Kevin Raskoff