Wolf howls are dramatic, which popular culture, films, and television have long used to depict wilderness or danger. Now, the researchers at Yellowstone National Park want to learn wolf language ...

The Mexican gray wolf was on the verge of extinction in the 1970s. To save the iconic predators, biologists and a Texas trapper joined forces on an ambitious plan that continues today. Mexican gray ...

Deep in the heart of Yellowstone National Park, audio recorders roughly the size of hardcover books are documenting wolf barks, elk bugles and bird chirps 24 hours of the day, seven days a week, 365 ...