Tag Archives: trophic cascade

The last wolves in Yellowstone Nation Park were killed nearly a century ago. But with the support of the American public in 1995 and 1996, a new chapter in Yellowstone’s history began, with a homecoming that changed the Park. The … Continue reading

Posted in Video | Tagged , , , , | Leave a comment

Vital. Not Vicious. Wolves are a critical keystone species in a healthy ecosystem. A keystone species is often, but not always, a predator – like the wolf. Outnumbered greatly by their prey, predators can control the distribution, population, and behavior … Continue reading

Posted in Video | Tagged , , , , | Leave a comment

The The New York Times op-ed by Arthur Middleton questioning the strength of evidence supporting the wolf-generated trophic cascade in Yellowstone has spawned a fire-storm of debate in the scientific community. In a recent editorial, Bob Ferris of Cascadia Wildlands … Continue reading

Posted in News | Tagged , , , , | Leave a comment