Past research has shown that how long polar bear mothers remain at their dens ... are increasingly using hadn't been tested against real-life observations of the bears -- until now.

The incredible footage took scientists almost a decade to capture and gives the first detailed look at this critical moment in a polar bear's life. Polar bear mums make their dens deep beneath the ...

The first months of a polar bear (Ursus maritimus) cub's life are spent in a den of ice, where the warm bodies of their mother and siblings protect its initially hairless body from the lethal Arctic ...

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

Polar bears are the planet’s biggest land-based carnivores – although they actually spend most of their lives around water and ice (their Latin name means ‘sea bear’). So they’re at particular risk ...

These snow caves keep newborns warm and safe for the first few months of their life, when they grow rapidly ... we used remote cameras to study polar bear families as they emerged from their ...

The model follows the full life ... of polar bears between 1979 and 2021. During this period, the region's polar bear population dropped by almost 50 percent. In addition, the average size of ...