Researchers tracked the movements of 14 young foxes during their firstArctic winter. Only three animals survived, the report said, by wandering across the frozen sea ice looking for seal carcasses left by polar bears.
Sea ice in the Arctic region has shrunk dramatically in recent years.
"With reduced access to sea ice, it is possible that, in the years when foxes would normally travel on the ice, they may face tougher
conditions on land, and possibly lower survival," the Guardian quoted Nathan Pamperin, from the University of Alaska Fairbanks, as saying.
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