Scientists make alarming discovery after studying polar bear blood samples: 'Things are changing' Story by Noah Jampol • 1w. P olar bears have been facing new survival challenges in recent years.

But these changes are poorly understood in the Arctic, a region that is morphing rapidly under climate change (SN: 11/15/21).Rode and her colleagues looked to polar bear immune systems for crucial ...

The Wilder Institute/Calgary Zoo announced in a news release on Tuesday, July 23, that one of its 7-year-old male polar bears died by drowning after sustaining a 'crushing injury' to his trachea ...

This handout photo shows a polar bear that was shot by the police after being considered a threat to people nearby, authorities said, in Westfjords, Iceland, Thursday Sept. 19, 2024.