"Painter et al. claim that large-carnivore recovery in Yellowstone National Park has produced a strong trophic cascade compared to other systems, citing a 152-fold increase in aspen sapling density ...

In 1995, Yellowstone National Park became the centre of a conservation experiment that would later be celebrated across the ...

For years, Yellowstone's wolf reintroduction has been held up as a classic case of predators transforming a landscape. But as ...

A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone National Park wolf numbers in 2025, reducing biologists’ counts to a level last seen when wolves ...

One of the most celebrated claims about Yellowstone’s wolves is facing a major challenge. Scientists say the study behind the famous trophic cascade story relied on flawed methods that overstated the ...

Yellowstone’s wolf reintroduction has often been described as one of conservation’s clearest trophic-cascade success stories. A new scientific challenge argues that claims about park-wide willow ...

Between 1995 and 1997, 41 wild wolves from Canada and western Montana were released in Yellowstone National Park. Researchers studying ravens and wolves in Yellowstone National Park discovered that ...

The award-winning documentary “Lost Wolves of Yellowstone,” in IMAX, is now showing on San Diego’s largest IMAX screen, in the giant dome of the Fleet Science ...

Yellowstone National Park’s famous wolf packs are facing an invisible threat that’s bringing the number of surviving pups to historic lows: a contagious viral disease called canine distemper. At the ...