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A new scientific review challenges the headline-grabbing claim that Yellowstone’s returning wolves triggered one of the strongest trophic cascades on Earth. Researchers found that the reported 1,500% ...

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

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

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 ...

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