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beautiful icebergs are actually signs of a warm Arctic winter.

This wasnt the first time researchers had employed seals to visit ocean depths.Sign Me UpBy signing up you agree to our Terms of Use and Privacy Policy.

in the sense that bathwater is warm.Credit: Lars Boehme (SMRU)Of these 11.com\/jw\/2017\/5\/824f73e9-c84d-c2fb\/dash.

would raise sea levels by some 10 feet.SEE ALSO:Deep beneath the Pacific.

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It could only be done because scientists spotted seals living in the area.using both seals and even submarines.

according to the seal-studys researchers.scientifically useful profiles of the waters temperature at different depths.

This remarkable ability makes these mammals well-suited to collect critical data about deep.Credit: Lars Boehme (SMRU)Of these 11.