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Polar bears are inbreeding due to melting sea ice, posing risk to survival of the species, scientists say - ABC News
![Polar Bear Pounds Ice Six Times To Break Through Ice To Seals Den Svalbard High-Res Stock Video Footage - Getty Images Polar Bear Pounds Ice Six Times To Break Through Ice To Seals Den Svalbard High-Res Stock Video Footage - Getty Images](https://media.gettyimages.com/id/1B01224_0005/video/polar-bear-pounds-ice-six-times-to-break-through-ice-to-seals-den-svalbard.jpg?s=640x640&k=20&c=Rh8TzDrUyWB0Sfhmsv2ZIyqIv_4DemWA3HHEcxJIAps=)
Polar Bear Pounds Ice Six Times To Break Through Ice To Seals Den Svalbard High-Res Stock Video Footage - Getty Images
Polar bear clings on tight as the iceberg he's resting on melts away - great picture - Mirror Online
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Polar bears barely survived the sea ice habitat changes of the last Ice Age, evidence suggests | polarbearscience
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