Tag » cougars

Carnivores in Retreat
January 23, 2014

Carnivores in Retreat

Researchers call for global conservation initiative

In ecosystems around the world, the decline of large predators such as lions, wolves and cougars is changing the face of landscapes from the tropics to the Arctic. An analysis of 31 carnivore species shows how threats such as habitat loss, persecution by humans and reductions in prey combine to create global hotspots of carnivore […]


High Alert
April 1, 2007

High Alert

Large carnivores promote healthy ecosystems by keeping browsers on edge

In a remote corner of Zion National Park, a small herd of mule deer browse quietly. Through the sun-dappled canyon burbles North Creek, its waters cool and clear, its banks green and reedy, alive with frogs, butterflies and bird-song. But this pastoral scene in southern Utah has a dark subtext, subtle yet unmistakable in the […]