
Harp Seal
These "saddlebacks" are historically known as true ice enthusiasts, visiting the land mainly for breeding and spending the bulk of their lives at sea
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Hooded Seal
Named for their hooded nasal cavities, these territorial pinnipeds tend to defend their homes more forcefully than others of their family
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Humpback Whale
Also known as "great-winged newfoundlanders" for their wing-like flippers, these cetaceans earned their more contemporary name by the way they bow their backs before a dive
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Ivory Gull
These "lovers of sea ice" have been dwindling since the 1980s, though whether this is due to relocation or approaching extinction is unknown
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Killer Whale
Technically a kind of dolphin, orcas were once thought to appear as whales in the summer and wolves in the winter
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King Eider
These are one of the largest sea ducks in the Northern Hemisphere, though their weight can vary considerably – especially among females, who rarely feed during incubation
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King Penguin
Second in size only to the emperor penguin, these colorful divers look so different than their own chicks that they were once thought to be a different species
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Kittiwake
Named for their own bird call, these cliff-nesting "three-toes" are the most abundant gulls on the planet
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Leopard Seal
These "slender-clawed water workers" spend much of their lives submerged, though it's known they are the only member of their family to consume other seals
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Light-mantled Albatross
Though these black-billed birds are so efficient at flying that they spend more energy at nest than in the air, they're often less than masterful at landing
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Little Auk
The most numerous bird in the Svalbard archipelago, these fast-growing "sea doves" have colonies that sometimes number in the millions
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Long-tailed Jaeger
These smallest members of the skua family make up in nerve what they lack in size, often feeding themselves on fish they've caused other birds to drop
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Macaroni Penguin
Named for their orange plume feathers, these shallow-nesting hoppers are the largest of the crested penguins
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Magellanic Penguin
These timid feather-shedders are named after the famed Portuguese explorer whose crew spotted them in 1520
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Minke Whale
Though the smallest of the fin whales, these migrating mammals can let out a cry as loud as a plane taking off
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Musk Ox
Among the few hooved animals to survive the last ice age, these goat-like creatures have an underlayer of fur that is one of the world's warmest natural fibers
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Narwhal
Horned on the head with what is in fact a large canine tooth, these beluga relatives were named for their cadaverous color
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North Atlantic Bottlenose Whale
These naturally friendly whales, heavily hunted in the early 1900s due to their trusting disposition, are among the deepest-diving mammals in the world
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Northern Gannet
Known for their voracious appetites, these Arctic birds have so much trouble walking that they take off better from the water than the land
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