Tiny organisms called phytoplankton fuel the marine food web. How have they adapted to live in the Southern Ocean where ice cover limits light exposure, water temperatures are frigid, and iron, an important resource for cellular function, is extremely limited? Read on to learn more about these small, but mighty organisms.
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5 Animals That Need Sea Ice to Thrive
Today, we’re getting in the winter spirit by spotlighting five remarkable marine animals that depend on cold and icy environments to thrive....
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