Species either adapt or die. This is the basis for extinction, and why many animals eventually succumb to various factors that threaten their existence. In some rare cases, however, a species responds ...

Polar bears are in better physical health than 25 years ago - despite sea ice losses, reveals new research. The well-being of the iconic white mammals living around the Norwegian island of Svalbard ...

Polar bears are the poster children of climate change—and for good reason. These giant bears hunt, mate and spend their days hanging out on Arctic sea ice, which is rapidly disappearing as the climate ...