The scientists checked marine mammals for exposure to the virus from 2001 to 2016 -- with sampled mammals including ice-associated seals, northern fur seals, Steller sea lions and norther sea otters.

Arctic-dwelling ringed seals build snow caves on top of sea ice so they can shield their pups from freezing temperatures and predators. But shrinking snow cover could threaten the seals' ability ...

Even pristine areas far from industrial pollution are building up surprising levels of toxic mercury – seals and Arctic lake bacteria are to blame Close Advertisement ...

The seals need at least 8 inches (20 centimeters) of snow cover to make their shelters. While the mid-winter snowfall rate is expected to increase slightly by the end of the century, Arctic sea ice ...