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Snow petrels hunt in Antarctic sea ice, feeding on krill and fish.
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Snow Petrel

 The white body of the snow petrel blends in with the stark Antarctic landscape,...
The Antarctic minke whale is the only baleen whale found in the icy waters of the Antarctic.
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Antarctic Minke Whale

 The elegant Antarctic minke whale feeds on krill (tiny crustaceans) during the...
Antarctica is almost entirely covered by ice sheets up to two miles (3 km) thick, which contain roughly 70% of the world’s freshwater.
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Ross Sea Ice Shelf

 Antarctica is almost entirely covered by ice sheets up to two miles (3 km) thick,...
Every year as the sun disappears for the winter, the surface waters around Antarctica freeze into a slab of ice 10-feet thick, which effectively doubles the size of the continent.
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Antarctic Pack Ice

 Every year as the sun disappears for the winter, the surface waters around...
A school of yellowfin surgeonfish feed near dusk off Canton Island in the Phoenix Islands.
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Yellowfin Surgeonfish

 A school of yellowfin surgeonfish, Acanthurus xanthopterus, feed near dusk off...
The arrows show the direction of ocean currents recorded by William Dampier while crossing “La Grande Mer du Sud”—the Pacific Ocean.
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Pacific Ocean Currents

 The arrows show the direction of ocean currents recorded by William Dampier while...
On average, Arctic sea ice has decreased by four percent per decade since the late 1970s.
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Ice Melt in Iceland

 On average, Arctic sea ice has decreased by four percent per decade since the late...