Elk herds in Yellowstone National Park are on the rebound, with the annual winter survey indicating an increase of nearly 25 percent in the northern herd to nearly 4,900 animals.
Efforts are under way at Pea Ridge National Military Park in Arkansas to rebuild habitat for bobwhite quail, a grasslands bird that has suffered from declining habitat nation-wide.
Whether you believe wolves can have an impact on the course of rivers in Yellowstone National Park or not, there is evidence that bears can impact the vegetation of a landscape, simply by eating.
In a stroke of luck, a remote, motion-triggered camera in Yosemite National Park has captured a Sierra Nevada red fox out for a winter's day stroll in what is believed to be the first sighting of the rare carnivore in nearly a century.
“…A country without wolves isn’t really good country, it's incomplete - it doesn’t have its full spirit,” said Yellowstone National Park biologist Doug Smith during an interview last year with NPR’s Snap Judgement, about wolves, specifically about the life and death of a famous Yellowstone wolf, 832F, or 06.
Coastal brown bears can get to be huge animals. With their hankering for salmon, they certainly get a lot of protein to help bulk up. But what about shellfish? Do the bears of Katmai National Park in Alaska relish clams, whether on the half shell or not?
Plans by Yellowstone National Park officials to remove roughly 1,000 bison from the park's herds are drawing criticisms and protests from groups that say the slaughter is unnecessary.
Approved "takings" of grizzly bears in part of the Greater Yellowstone Ecosystem threaten to undercut recovery of the species, according to groups that plan to sue the U.S. Fish and Wildlife Service over the matter.
Florida panther's existence is threatened, as 30 animals died in 2014, the majority on the state's highways.
A female gray wolf, possibly one that has been spotted in recent months on the North Rim of Grand Canyon National Park, has been shot and killed in Utah, according to a group dedicated to the protection of endangered species.