While a larger pack may indeed have been able to take down a polar bear, a small group like this doesn ... bear — but usually only those that are very young, old, or weakened.

Plungers ran into the cold Chesapeake Bay on Saturday, Feb. 1, marking the 29th annual Special Olympics Maryland Polar Bear Plunge. The fundraising event, in which individuals pledge $100 or more ...

Researchers have directly linked population decline in polar bears living in Western Hudson Bay to shrinking sea ice caused by climate change.