This prolonged fasting drains polar bears’ energy reserves, reducing their ability to reproduce and raise cubs. Without ...

University of Toronto Scarborough researchers have directly linked population decline in polar bears living in Western Hudson ...

Scientists have quantified how much climate change has driven the population decline of polar bears living in Canada's Hudson ...

OTSUCHI, Iwate Prefecture—A frail aging Asian black bear that fell into the ocean here drew cheers of encouragement and raised safety concerns before leading police and hunters on a daylong search.

When scientists discovered polar bear populations were dropping rapidly, they created a framework to understand what is ...

Polar bears in Western Hudson Bay have seen their population nearly halved over the last several decades, largely due to dwindling sea ice and limited hunting opportunities, according to the findings ...

U of T Scarborough researchers have directly linked population decline in polar bears living in Western Hudson Bay to shrinking sea ice caused by climate change. The researchers developed a model ...

Researchers have directly linked population decline in polar bears living in Western Hudson Bay to shrinking sea ice caused by climate change.