Three bison were shot and killed inside Yellowstone National Park within the last week, leading park officials Tuesday to ask the public for help in finding the person or persons responsible.
A female wolf that crossed from Isle Royale National Park to Grand Portage National Monument via an ice bridge across Lake Superior was killed by a pellet gun wound, according to veterinarians.
What looks like a crocodile and moves like a crocodile, but doesn't belong in Everglades National Park?
The annual reduction of bison from Yellowstone National Park has ended, with an estimated 600 of the iconic animals removed from the park's herds via hunting or culling.
The National Park Service, responding to the state of Alaska's liberalized hunting seasons for predators, is proposing to shorten the hunting seasons in some of its units in the state.
Spring can't be far off, as grizzly bears are starting to stir in the greater Yellowstone ecosystem, a development that hikers, skiers, and snowshoers should take note of.
Mammoth Cave National Park officials say bats infected with a deadly disease have been found in sections of the cave open to public tours.
Desert Bighorn sheep just might be the wildlife attraction at Zion National Park in southwestern Utah. And while the herd has grown quite a bit in recent years, park officials want to get a better grip on managing the animals.
Anyone with Internet access will be able to follow two osprey as they nest in and around Rocky Mountain National Park thanks to a cooperative program designed to follow the birds from their breeding grounds to their wintering grounds.
California's 101 Freeway is turning into a killing zone for mountain lions, as three kittens have been killed by traffic on the highway in recent weeks, according to Santa Monica Mountains National Recreation Area officials.
The need to prevent national park units from turning into biological islands, cut off from other wild lands by development, is not a new worry. But a recent study reinforces the value of ensuring migrational corridors survive.
An elephant that attacked a vehicle in Kruger National Park in South Africa late last month was put down because it posed a risk to other park visitors, park officials said.
Around The Parks: Ice Bridges At Isle Royale, Sea Turtle Record At Dry Tortugas, Scotty's Castle Delays
Watching Lake Superior ice at Isle Royale National Park, counting sea turtles at Dry Tortugas National Park, and road work woes for Scotty's Castle visitors at Death Valley National Park are just some of the other stories around the National Park System this week.
Inbreeding, long seen as a problem with the Florida panther population in Big Cypress National Preserve in Florida, is evoling into more of a problem with mountain lions in Santa Monica Mountains National Recreation Area in California.
Christmas is past, but counting birds is not. At Death Valley National Park, the annual Christmas Bird Count is scheduled for this coming Saturday.
It's been a century since bison were returned to Wind Cave National Park via a recovery program for the shaggy animals, and while they're thriving, overall, in the park, motorists are proving to be a great threat to them.
Yellowstone National Park is a fully functioning ecosystem, one constantly in motion as wildlife populations ebb and flow, climate slowly changes, and geologic processes continue. Details of some of those changes are reflected in the park's 2013 Natural Resource Vital Signs report.
Though located in the arid landscape of the Colorado Plateau, the area around Canyonlands National Park attracts a lot of birds and provides valuable habitat for species such as the Mexican spotted owl. As such, the area has been identified as a "Globally Important Bird Area" by the National Audubon Society
Authorities are investigating the apparent shooting death of an endangered Florida panther in Big Cypress National Preserve.
Denali National Park Visitors Seeing Fewer Wolves Along Park Road, Possibly Due To Increased Hunting
A precipitous drop in wolf viewing opportunities for Denali National Park visitors is being attributed to increased hunting of the predators on lands next to the park, though Park Service personnel haven't publicly voiced that connection.
Great Smoky Mountains National Park officials have defended their decision to put down a young bull elk who took to butting a photographer sitting on the road in the Cataloochee Valley.