A group of polar bears has taken up residence at an abandoned research station formerly used by the Soviet Union.

When temperatures sink well below zero and the ground freezes solid, most animals head for shelter or migrate somewhere ...

Eerie photos show the moment a group of polar bears took over a Soviet-era weather station, with the deadly animals now ...

It was once believed that walruses dug for clams with their tusks—but the truth is even stranger. They actually use their powerful tongues, like a piston, to suck clams right out of their shells.