Scientists have now quantified how much climate change has drastically reduced the number of polar bears living in Canada's Hudson Bay, the most studied group of polar bears in the world.

A female polar bear swam 687 km across the freezing Beaufort Sea over nine days, a feat first reported in 2011. The video ...

Haley the polar bear is making her debut at the Detroit Zoo in Royal Oak ... who were found stranded off the California coast ...

Polar bear cubs have been filmed emerging from their ... They explained that cub survival is key to the survival of the species, and the denning period is the most "vulnerable" period of their ...

“Haley is such a special and inquisitive bear,” said Mike Murray, VP of life sciences for the Detroit Zoological Society. “We ...

The duration of the “denning period,” the timing of when they come out of their dens, and the time spent at the den site after emergence can all impact the survival of polar bear cubs.

Past research has shown that how long polar bear mothers remain at their dens impacts cubs' odds of survival. Yet why they stick around for so long and what they're doing remains poorly understood ...

Nora, it appears, is an expert diver. A video shared by the zoo Tuesday morning shows the bear — whose journey to the Rose ...

Sadly, only about 50% of cubs survive, so their timing is crucial ... No one wants to see a hungry polar bear, which is why these latest findings and videos of polar bear activity will help ...