Few animals symbolize wild interconnectedness quite like wolves, whose return helped reveal just how tightly ecosystems are ...

When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how ...

After nearly a century’s absence, gray wolves continue to recolonize California, bringing changes and challenges to the state and its inhabitants. Ongoing research and monitoring programs are helping ...

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