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Researchers know what killed Knut the polar bear

Sea turtles are reclaiming the Georgia coast

New map shows where the wild things would be

Drone pilots filming orcas fined $1K each for flying too close

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Why walruses need summer sea ice

15 birds with spectacularly fancy tail feathers

Baby elephant meets dog for first time

Ellen DeGeneres reaffirms 'Finding Dory's' anti-SeaWorld message

Family of bears cool off in backyard pool

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