Jul. 2—The U.S. Fish and Wildlife Service has determined the Mount Rainier white-tailed ptarmigan is a protected species under the Endangered Species Act. The determination came in response to a ...

Summit and Eagle counties are home to three well-known wilderness areas — Eagles Nest, Holy Cross, and Flat Tops. But Summit County also hosts a smaller and less famous Wilderness — the Ptarmigan Peak ...

The lark bunting is Colorado’s state bird, but in our mountains, a good case could be made for the white-tailed ptarmigan. White-tailed ptarmigan (Lagopus leucura), also known as snow quail, live year ...

A white-tailed ptarmigan in fully white winter plumage. (Ron Knight via Wikipedia_ SEATTLE — Climate change on Mt. Rainier — manifesting in warming temperatures, receding glaciers and wet snow — ...

Populations of southern white-tailed ptarmigan, an iconic yet well-camouflaged and easily overlooked bird of Colorado’s alpine regions, appear to be holding steady. But long-term concerns about its ...