Researchers have measured toxins in scat samples from 205 bowhead whales from the Beaufort Sea, collected over 19 years, and ...

Reigning as the largest land predators, polar bears are the true kings of the Arctic. With body lengths reaching up to 3 meters and weights of up to 700 kg, these massive hunters are perfectly ...

A photo documenting a group of polar bears feasting on a dead whale captivated the judges.

Any time of year, troublesome bears that wander into town too often may be put into the polar bear jail — a big Quonset hut-style structure with 28 concrete-and-steel cells — before being ...

As the planet heats up, polar bears are being exposed to more parasites, bacteria and viruses, likely through their food, according to a new study published Wednesday in the journal PLOS ONE ...

More than polar bears are threatened in this changing gateway to the Arctic, where warmer waters melt sea ice earlier in the year and the open ocean lingers longer.

The Arctic ecosystem of western Hudson Bay is shifting as the planet warms. It's affecting everything from microscopic zooplankton to massive polar bears.

There's about 4,500 polar bears in the three Hudson Bay populations and 55,000 beluga whales. Together, that's more than 141 million pounds of fat large mammals.

Beluga whales and Northern Lights: How world’s ‘polar bear capital’ is adapting to hotter climate A polar bear walks along rocks, 6 August 2024, near Churchill, Manitoba.

Churchill now bills itself as the polar bear capital of the world, and though it has no stoplights, it features upscale restaurants and plenty of independent hotels.

Orcas are fond of killing bowhead whales to eat only their tongue, leaving the rest of the carcass, which, in this case, left an incredible buffet for the polar bears. “What was most striking was how ...