Tag: ringed seals

March 9, 2022

Polar bear ranges increase as sea ice shrinks

As climate change causes sea ice to recede in the Arctic, polar bears must decide whether to travel farther for their ringed seal prey or swim to land in search...

June 19, 2017

As sea ice melts, polar bears’ mercury levels fall

Climate change hasn’t been kind to the polar bear (Ursus maritimus), which has seen its traditional habitat dwindle as sea ice melts. But the rising mercury in thermometers in the...