Just as the busy summer tourist season is kicking off in Grand Teton National Park, a surprise encounter with two grizzly bears seriously injured an unnamed 35-year-old Massachusetts man, who was ...

A grizzly bear attacked a man in a “surprise encounter” in a Wyoming creek, wildlife officials said. The man was doing survey work Aug. 5 in the Sheridan Creek drainage in the Shoshone National Forest ...

A tourist was attacked and seriously injured by a grizzly bear during a "surprise encounter" at a national park. The 35-year-old Massachusetts man was walking on Signal Mountain Summit Road in Grand ...

A hunter in Idaho was attacked and bitten by a grizzly bear during what officials described as a "surprise encounter." The incident unfolded Sunday in Island Park as the individual and his friend were ...

A solo hiker was injured in a “surprise encounter” with a bear on a Yellowstone National Park trail in Wyoming, the first such incident at the park in over four years, officials say. The 29-year-old ...

A solo hiker suffered “significant” injuries after being mauled by a bear in Yellowstone National Park — causing officials to shut down the trail he was on, according to authorities. The 29-year-old ...

A solo hiker was injured in a "surprise encounter" with a bear on a Yellowstone National Park trail in Wyoming, the first such incident at the park in over four years, officials say. The 29-year-old ...

A hiker was injured by a bear near Turbid Lake in Yellowstone National Park, officials say. Photo by NPS / Jacob W. Frank A solo hiker was injured in a “surprise encounter” with a bear on a ...