Extinction of Icelandic walrus coincides with Norse settlement

An international collaboration of scientists in Iceland, Denmark and the Netherlands has for the first time used ancient DNA analyses and C14-dating to demonstrate the past existence of a unique population of Icelandic walrus ...

Walrus herds gather on Alaska's northwest shore

(AP) -- Large herds of Pacific walrus have begun gathering on the northwest coast of Alaska, again forsaking sea ice for sand in what has become a symbol of climate warming in the region.

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