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

Add Yahoo as a preferred source to see more of our stories on Google. A prominent wolf that lived among Yellowstone's most famous wolf pack is believed to have been illegally shot and killed just ...

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

Rangers at Yellowstone National Park are reportedly trying to solve the mystery of what happened to a well-known female wolf from one of the area’s most famous packs — and the leading theory is that ...

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

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.

It is a busy time right now in Yellowstone National Park with the grizzly bears waking up from hibernation as Spring weather ...

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 ...