"Polar bear mothers are having increasing difficulties reproducing due to climate-driven changes, and are likely to face further challenges with the expansion of the human footprint in the Arctic," ...

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 ...

The time lapse footage is the result of almost a decade of work monitoring the vulnerable predators' maternal behavior.

A photo of a polar bear sleeping in a bed of flowers in the Arctic won the 2024 Nature Photography Contest, the competition ...

The 2024 Nature Photography Contest showcases the complicated beauty and inspiring resiliency of our planet. Photographer ...

"Polar bear mothers are having increasing difficulties reproducing due to climate-driven changes, and are likely to face further challenges with the expansion of the human footprint in the Arctic ...

"Polar bear mothers are having increasing difficulties reproducing due to climate-driven changes, and are likely to face further challenges with the expansion of the human footprint in the Arctic.

The denning period is the most critical time in a polar bear’s life. Less than 50% of cubs survive to adulthood, and the increasing human footprint in the Arctic is adding further challenges to ...

To collect e-DNA from wild polar bears in northern Alaska, we sampled the upper layer of snow (~1 cm) from their footprints. The snow was thawed and filtered to capture DNA—in the form of epidermal ...

“Polar bear mothers are having increasing difficulties reproducing due to climate-driven changes, and are likely to face further challenges with the expansion of the human footprint in the ...