Bears that meet the study criteria are fitted with a radio collar for monitoring. By observing radio-collared females, ...

The proposal has sparked controversy, with some politicians supporting state management of grizzly populations while environmental groups express concern over potential increased mortality rates. The ...

The last grizzly bear seen in California was 101 years ago. A new study found that reintroducing the mammal into the state’s mountainous wilderness is feasible. California could potentially host over ...

This story originally appeared on Vox and is part of the Climate Desk collaboration. In the early 1900s, long before smartphones and selfie sticks, tourists flocked to Yellowstone National Park—not ...