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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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A narwhal breaches the surface, its tusk pointed to the sky
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Tusks of Mystery

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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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A narwhal breaches the surface, its tusk pointed to the sky
Article

Why a Tusk? The real-life unicorns of the sea and the tusks that make them famous

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The Ross Sea is a 1.9 million square mile (3.6 million square km) stretch of ocean off the coast of Antarctica.
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A Trip South to Antarctica’s Ross Sea

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