A young mountain lion in California's Santa Monica Mountains shows signs of inbreeding, according to National Park Service biologists, and there could be others suffering from a similar lack of genetic diversity.
The majority of past quiz questions (and trivia) have been about places with a little bit of topography to them. This quiz and trivia piece is all about our National Historic(al) Sites and Parks. See how much you know and learn some history, too.
Summer's all but officially over (just ask folks in Montana, Wyoming or Colorado!), and the main season for traveling is gone. Which means it's time to start planning next year's park explorations. And that begs the question: What in the National Park System is on your bucket list?
Tribes in Kansas, South Dakota, Nebraska, and Oklahoma have received bison taken from the North Rim of Grand Canyon National Park as part of the park's efforts to reduce the number of bison there.
Rocky Mountain, Sequoia, Saguaro, Yellowstone and Yosemite national parks all were dealing with wildfires Monday, as was Point Reyes National Seashore, though a potent cold front sweeping down from Canada could bring some relief for firefighters in Rocky Mountain and Yellowstone.
If you've just about had it with cabin fever this summer and can travel, you can save 20 percent at select Delaware North properties in the National Park System.
The National Park Service has closed the Silver Bridge that crosses the Colorado River at the bottom of Grand Canyon National Park to all foot traffic due to unspecified structural safety concerns. The bridge crosses the river along the Bright Angel Trail near Phantom Ranch.