Three years after a shark attacked a young boy while snorkeling, his family has released footage from the moments leading up to the attack.

A hiker is recovering from her injuries after a bear mauled her on a trail outside of Anchorage, Alaska. Get the story here.

On Sunday, a mountain lion attacked a 4-year-old child at Olympic National Park in Washington. Get the story here.

Chimps living together at a sanctuary in Zambia began copying each other by wearing blades of grass in their ears . . . and in their butts.

Colorado’s Black Canyon of the Gunnison National Park is ablaze thanks to a wildfire on each side of the canyon.

Felix Baumgartner, an extreme athlete nicknamed the “Missile Man,” died in a paragliding accident in Italy. He was 56 years old.

Harris Levinson, a well-loved Washington high school teacher, fell to his death while hiking California’s John Muir Trail.

Officials at Yellowstone National Park made the difficult decision to “lethally remove” a black bear. Here’s why.

A strange-looking bird, the sage-grouse, may now be locally extinct in North Dakota. A recent survey apparently found zero of these birds.

A forest ranger died “while camping.” But he was actually working, and he missed 11 check-ins with his employer before they went looking.