2015 was a year of both breathtaking highs and devastating lows for the animal kingdom.
Yellowstone's grizzly bears have made a remarkable recovery, but some worry the bears could lose their Endangered Species Act status.
The baby bears stopped traffic in Yosemite National Park as they tumbled and growled in the middle of a road. Continue reading →
Finding the feeding site for the grizzly bears and the 'highways' they take to get to it could help policymakers ban trophy hunting in the region.
Structures that allow bears to cross highways do in fact work, allowing the animals to reach mates on the other side of the road, research finds.
Polar bears may be at a disadvantage when competing with their close relative, the brown bear.