Hudson Bay, Canadá, 13 feb (EFE).- Polar bears are sea-ice animals, but increasingly long Arctic summers will force them to spend more time on land, where they are unlikely to be able to adapt to living for long periods and may even risk starvation. A study published Tuesday in Nature Communications followed 20 bears wearing …
In a new study tracking the lives of polar bears near Churchill, Man., researchers aimed to find out what they live on during the summer. Some conserved energy while others scrambled for food, but nearly all lost weight raising concerns about starvation risks in the future as sea ice declines.