Polar bears spend the winter in their dens. Pregnant females give birth around early January and nurse their cubs through spring, when the family emerges to slowly make its way to the sea ice. Newborn ...

Researchers from Polar Bears International, San Diego Zoo Wildlife Alliance, the Norwegian Polar Institute, and the University of Toronto Scarborough reveal the first detailed look at polar bear cubs ...

Remote cameras were deployed in the Arctic mountains across nearly a decade; Valuable footage of moms and cubs emerging from ...

Female polar bears give birth in December or early January when the cubs are blind, hairless and weigh just 0.5 kg.

The pictures of polar bear moms and cubs emerging from their dens in Svalbard, Norway, shine valuable light on the reproduction process of the threatened species, say scientists. Polar bears usually ...

Scientists combined satellite collars and cameras to study polar bear denning, showing how cubs adapt before leaving.

Researchers have combined satellite collar data with specialized cameras to shed light on one of the most mysterious and important stages in polar bears' lives -- maternal denning, when bears give ...

Polar bears spend the winter in their dens. Pregnant females give birth around early January and nurse their cubs through spring, when the family emerges to slowly make its way to the sea ice.

Despite being the largest land carnivore and a top Arctic predator that can weigh over 600 kg, polar bears start off surprisingly small. Blind, almos ...

Past research has established that polar bear cubs’ odds of survival are impacted by how long their mothers spend denning.

The zoo has welcomed a 12-year-old male from the Saint Louis Zoo to Toledo and put him into an acclimation process before he ...