The 9th U.S. Circuit Court of Appeals, in finding that grizzly bears in the Yellowstone ecosystem should remain a threatened species, has ruled that federal wildlife biologists were wrong when they concluded the decline of whitebark pine trees was not detrimental to the bears' future.

For more than 1,000 years non-native animals have called the forests of Hawaii home. But those animals -- pigs, deer, goats, and sheep -- are exacting a toll on the native flora and fauna, as well as the landscape, of Hawaii Volcanoes National Park, where officials are working to hone their strategies for removing the intruders.

Flickering shadows dancing on the walls of Spruce Tree House at Mesa Verde National Park will help usher in the holidays at the park in southwestern Colorado early next month.

On December 10 the Hoffman House, which is associated with the Cedar Creek and Belle Grove National Historical Park, will be open to the public.