A fat polar bear is a bear more likely to thrive in its extreme Arctic environment. So, when scientists discovered polar bear ...

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

“Unwashed, greasy hair made it much harder for ice to stick. In contrast, when the polar bear hair was washed and the grease ...

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