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Fish have certain adaptations, like blood with built-in antifreeze, to survive in the Antarctic.
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Fish Adapt to Icy Water

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Three distinct types of killer whale can be found in the Antarctic, each with a different habitat and diet preference.
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Orcas in the Antarctic

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Calanus hyperboerus is the preferred food for Bowhead whales.
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Arctic Copepod

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Marine biologist Gerald Kooyman of the Scripps Institution of Oceanography has documented climate-induced changes to emperor penguin habitats and impacts on how the penguins feed, breed, and raise their young.
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Emperor Penguins

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Two nurse sharks hover over a baited cage
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Consequences of Arctic Climate Change

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Two nurse sharks hover over a baited cage
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Trophic relationships in Arctic marine ecosystems

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Two nurse sharks hover over a baited cage
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Burp Under the Ice

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A team of scientists explore the Arctic ocean.
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Under Arctic Ice

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In 2011, storms and lack of ice-cover due to a warmer winter climate resulted in hundreds of seal pups being washed up on the shore of Prince Edward Island. Like many, this young seal faced an uncertain future. See more Nature's Best Photos.
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Ice-Loving Seals and the Loss of Sea Ice

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Greenland Shark in cold water
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Greenland Shark

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A large red research vessel among icy waters and snowy mountains
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The Laurence M. Gould

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Two nurse sharks hover over a baited cage
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Biomes: Wild Arctic

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