Polar bears lose sea ice due to climate change, forcing them to fast longer and lose body fat, leading to emaciation. The ...

Polar bears have a thick layer of fat below two layers of fur that help trap their internal body heat. According to Polar Bears International, these layers keep them so warm that adult males can ...

As the Arctic warms and sea ice disappears, polar bears are being pushed into conditions they have never faced before. Their ...

A genetic analysis of polar bears in southeast Greenland found that genes related to heat-stress, aging, and metabolism are ...

More than 300 ostriches have been threatened with destruction in eastern British Columbia after avian flu was detected in the flock. The birds' owners have argued this is a case of "unjust ...

Polar bears, the iconic creatures of the Arctic, have a role that extends beyond their status as apex predators. They are vital contributors to the Arctic ecosystem, providing millions of kilograms of ...

Antarctica’s harsh, icy environment is home to a surprising array of wildlife, from iconic penguins to seals and tiny yet ...

Scientists have found a way of capturing DNA from snow tracks — a promising non-invasive method of monitoring elusive animals like polar bears Polar bears are icons of the Arctic, elusive and ...

The world’s latest record-high temperatures are increasingly putting Antarctica’s role in regulating global climate and ocean currents at risk. But so far, most signs indicate that the continent has ...

The effects of the warming of the Earth’s climate on Antarctic lakes and seas is a matter of life or death for many plants and animals at the frozen continent. Professor Lloyd Peck, biologist with ...

Single-celled organisms have managed to make a home almost everywhere, including inside many animals' guts and in nearly all of the world's environments, from hot, geothermal vents to the cold ...