After cautious introductions, the bioengineered animals are eating, playing and chasing prey together ...

Gray wolves adapt their diets as a result of climate change, eating harder foods such as bones to extract nutrition during warmer climates, new research has found. The study, led by the University of ...

On a remote Alaskan island, gray wolves are rewriting the rulebook by hunting sea otters — a behavior few scientists ever expected to see. Researchers are now uncovering how these coastal wolves ...

Fossil and modern wolf teeth show that as winters grow warmer and snow declines, gray wolves are forced to work harder for food.