A grey wolf prowls through Yellowstone National Park near Mammoth Hot Springs in Montana. A group of 66 wolves was reintroduced to Idaho and Yellowstone in the late 1990s. They now total 2,800 ...

The predator was closing in, and the prey had to make a potentially life-altering choice: find food or flee? That prey was ecologist David Bolduc. And he was one of many other researchers in a forest ...

Predators are typically larger, faster, and more powerful than the animals they hunt. Yet in nature, most attacks fail. A new study published in the Proceedings of the National Academy of Sciences, by ...

If you liked this story, share it with other people. A new study finds that bright lights at night change wildlife behavior at the edge of cities more than noise does, based on more than 35,000 days ...

Across North America, mountain lions, bears and gray wolves have made a remarkable comeback over the last 50 years. Once nearly exterminated, these animals have been recovering their populations and ...