Yellowstone National Park is full of grizzlies, wolves and elusive mountain lions. But the apex predators of the park might ...

The man was walking his dog around 10 p.m. on May 25 in the town of Buckeye, about 30 miles west of Phoenix, when without warning, a cougar pounced on the dog.

A young apex predator that was hurt in a car crash recovered enough to return to the California wilderness, officials said.

Washington’s I-90 wildlife bridge captured a stunning cougar crossing after more than a year. See this rare and exciting sighting of an apex predator.

Washington’s I-90 wildlife bridge captured a stunning cougar crossing after more than a year. See this rare and exciting sighting of an apex predator.

Washington’s I-90 wildlife bridge captured a stunning cougar crossing after more than a year. See this rare and exciting sighting of an apex predator.

Washington’s I-90 wildlife bridge captured a stunning cougar crossing after more than a year. See this rare and exciting sighting of an apex predator.

Washington’s I-90 wildlife bridge captured a stunning cougar crossing after more than a year. See this rare and exciting sighting of an apex predator.

Washington’s I-90 wildlife bridge captured a stunning cougar crossing after more than a year. See this rare and exciting sighting of an apex predator.