A century ago, resident wolves were eliminated from the park. In 1995, biologists brought them back, marking a historic ...
Add Yahoo as a preferred source to see more of our stories on Google. Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow ...
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Yellowstone's black wolves stride after a meal, and their return still reshapes the park
Birds gain habitat, smaller mammals benefit, and even plant communities can recover.
"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 ...
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 ...
Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
A critique from a team led by Utah State University ecologist Dan MacNulty and published in Forest Ecology and Management has prompted a formal correction to a high-profile study on aspen recovery ...
Leslie Patten hiked into a remote reach of northwest Wyoming’s Sunlight Basin in December to post a trail camera where she’d earlier seen wolf tracks. At the time, a winter closure was fast ...
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