Chris and Martin meet an adorable wolf cub. Chris and Martin meet an adorable wolf cub. Wild Kratts is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, ...

A new study documents the complex interactions between cougars and gray wolves in Yellowstone National Park and finds their ...

Researchers installed cameras in the US national park to monitor cougar density and abundance – and to see how these apex predators interact with other species, such as wolves.

A new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing prey killed by cougars and that shifts in cougar diets to smaller prey help ...