Polar bear genome reveals rapid adaptation to fatty diet

A comparison of the genomes of polar bears and brown bears reveals that the polar bear is a much younger species than previously believed, having diverged from brown bears less than 500,000 years ago.

Polar bear diet changes as sea ice melts

A series of papers recently published by scientists at the American Museum of Natural History suggests that polar bears in the warming Arctic are turning to alternate food sources. As Arctic sea ice melts earlier and freezes ...

Ancient European bear had unusually large penis bone

(Phys.org) —Researchers working at Spain's Batallones-3 dig site in the area of Cerro de los Batallones have unearthed five baculum (os penis) that once belonged to five now extinct examples of a species of bear classified ...

Europe's bison, beavers and bears bounce back

Several European animal and bird species driven to near extinction by humans have made a dramatic comeback in the past 50 years thanks to conservation efforts, a report said Thursday.

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