Extended Ice-Free Periods Alter Polar Bear Behavior The study, published in Nature Communications, documents that the ice-free season in Hudson Bay is now three weeks longer than it was in 1979. This ...

The Polar Bear’s Traditional Lifestyle polar bear on snow covered ground during daytime. Image via Unsplash. Polar bears evolved from brown bears approximately 500,000 years ago, developing ...

Polar bears. Image by Hans-Jurgen Mager via Unsplash. Climate change has dramatically altered the polar bear’s hunting landscape. Arctic sea ice has been declining at a rate of approximately 13% per ...

The Chukchi is, in effect, a last-chance sanctuary, where many of the planet’s most charismatic marine mammals, including polar bears and walruses, spend part of their annual cycle of foraging, giving ...

Kolyuchin Island, a remote and desolate landmass in Russia 's Chukchi Sea, has evolved from a site of human habitation to a sanctuary for polar bears. Located approximately 11 kilometres (6.8 ...

The model uses over four decades of data from monitoring the Western Hudson Bay polar bear population between 1979 and 2021. This long-term dataset allows researchers to analyze trends and predict how ...

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. The ...

Polar bears are one of the most majestic, yet fearsome animals on the planet. The largest living species of bear and the largest land carnivore, the polar bear is closely related to the brown bear ...

Polar bears in Alaska are encountering a growing number of pathogens due to warming climates, as revealed in a study published in PLOS ONE on October 23. The research indicated that pathogens ...

What's happening? A study published in the scientific journal PLOS One compared blood samples of polar bears in the Chukchi Sea from 1987 to 1994 with ones from 2008 to 2017 to unearth clues about the ...

Polar bears roaming the ice and swimming the waters of the Chukchi Sea have become increasingly exposed over the past decades to a collection of disease pathogens, according to a newly published ...