Several areas of Big Bend National Park have been closed to the public in the wake of a mountain lion attack on a young boy, who received non-fatal injuries to his face.
Non-native Burmese pythons, which are exploding in number across Everglades National Park, are being blamed for "precipitous declines" in mammals that once were commonly seen in parts of the park, according to a study.
The Obama administration is proposing a change in the language of the Endangered Species Act that is worrisome to some conservation groups concerned that it could significantly diminish the preservation of species.
A woman whose husband was mauled to death by a grizzly bear near Yellowstone National Park shortly after it had been sedated by wildlife biologists is suing the federal government for $5 million, saying the biologists failed to adequately monitor the bear and warn area residents of their work.
A 110-pound gray wolf that appeared to have become too familiar with human foods was put down by Yellowstone National Park staff recently.
The Ozark Hellbender, the largest member of the salamander family, today was designated as an endangered species under the Endangered Species Act by the U.S. Fish and Wildlife Service.
California authorities are trying to apprehend the individual or individuals responsible for killing a mountain lion believed to have genetic ties to Santa Monica Mountains National Recreation Area.
A grizzly sow tied to the fatal mauling of a hiker in Yellowstone National Park has been killed by rangers, and her two cubs have been placed in an educational zoo outside the park, Yellowstone Superintendent Dan Wenk announced Monday.
A regimented deer hunt will begin next week in Gettysburg National Military Park and Eisenhower National Historic Site, where white-tailed deer would overrun the units if left alone, according to park officials.