New tech is helping researchers better understand Yellowstone's apex predators.

In Yellowstone, the long, rising howl of a gray wolf has always felt like pure mystery, a sound that hints at meaning but keeps its distance. Now artificial intelligence is starting to pull that ...

A viral photo of a wolf carrying a grizzly warning sign is more than just funny—it’s a reminder of who really runs the park.

A Yellowstone wolf showed its more playful side Monday, somehow removing and carrying off a sign put up warning tourists ...

The accompanying footage, captured last week in Yellowstone National Park, shows a collared wolf pup carrying a signpost ...

Wolves usually rely on cooperation to survive. Hunting large prey such as elk typically involves multiple pack members working together to isolate and exhaust an animal. That reality makes one ...

A prominent wolf that lived among Yellowstone's most famous wolf pack is believed to have been illegally shot and killed just outside the park last month, according to wildlife experts. The wolf was ...

Toddlers are always up to no good... even in the Animal Kingdom. The National Park Service says that Yellowstone National Park is home to the largest concentration of mammals in the lower 48 states.

An adolescent wolf was caught on camera running across a road carrying a wooden signpost in its mouth.

Once the bear reached the area where the wolves were, the wolves must’ve smelled him ... then all chaos broke out.” ...