Wolves are amazing hunters, so they tend to be apex predators wherever you find them...including one region in Alaska where these land-based predators sit atop a marine food web. Hosted by: Hank Green ...

Gray wolves and cougars are not only iconic to the Yellowstone National Park landscape, but they also play important roles in ...

Two ravens soar above a wolf pack in Yellowstone. This type of short-distance following is common, but prolonged following is extremely rare. When a wolf pack runs down its prey, the first on the ...