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

This may be a tale that only dentists can appreciate, but the teeth of dead Yellowstone wolves are helping scientists understand the life of predators more than 11,000 years ago. Inside the ...

Scientists have discovered a wolf in Minnesota that has grown an extra tooth. The Voyageurs Wolf Project, a research group that tracks wolves roaming the Voyageurs National Park in northern Minnesota, ...