FILE - A male polar bear eats a piece of whale meat as it walks along the shore of Hudson Bay near Churchill, Manitoba, Aug. 23, 2010. With Arctic sea ice shrinking from climate change, many polar ...

Climate change is transforming ecosystems in the far north. An international team of scientists has made some surprising discoveries.

ON HUDSON BAY (AP) — Searching for polar bears where the Churchill River dumps into Canada’s massive Hudson Bay, biologist Geoff York scans a region that’s on a low fat, low ice diet because of ...

WASHINGTON (Reuters) - How do they do it? How do polar bears have such an incredibly high fat diet and get so fat - munching as they do on blubbery seals - without clogging their arteries and becoming ...

A polar bear near Kaktovik, Alaska. New research reveals how polar bears keep ice off their fur. Alan Wilson via Wikimedia Commons under CC BY-SA 3.0 Polar bears don’t have to worry about skipping a ...

Polar bears and snow leopards are both listed as vulnerable species by the World Wildlife Fund due to various threats, ...

Fundamental knowledge on free-ranging animals has been obtained through capture-based studies; however, these may be logistically intensive, financially expensive, and potentially inconsistent with ...

Little One was born at the Cleveland Zoo in 1989. The second oldest male polar bear in the United States has died after outliving the median life expectancy for the species by more than 10 years. The ...

With Arctic sea ice shrinking from climate change, many polar bears have to shift their diets to land during parts of the summer. A new study looking at Hudson Bay polar bears tries to figure out if ...