A string of incidents have prompted “aggressive sea otter” signs, warning about otters’ latest favorite hobby: Stealing surfboards.

In a viral video, a kayaker suddenly realizes monkeys are leaping into the water all around her. But why is it “raining monkeys” in Florida?

A mushroom scientist casually holds up what he calls the deadliest mushroom in the world. He says everyone should learn to identify it.

A photo of some dead brush on a hillside is actually (apparently) a photo of a coyote . . . can you find it?

Watch a fat bear’s epic waddle caught on a trail cam, demonstrating what a successful fishing season looks like for grizzlies in Alaska.

A six-year-old’s birthday balloon nearly took out a paraglider when the helium-filled foil balloon became entangled in his gear mid-flight.

Two alpinists have become the first to summit the north face of Jannu East, one of the last unclimbed peaks in the Himalayas.

A viral video shows a bear trying its best to open a trash can by pressing down on it repeatedly, as if giving the trash can CPR. Watch here.

Trail-cam footage shows a “very rare” marsupial in an Australian national park. The sighting is great news for conservationists.

A Utah father took his three young children, ages eight, four, and two, out for an adventure, and it almost turned into a tragedy.