Until last year, only one California mammal species had never been caught on camera. A group of Bay Area researchers just ...

See 13 of the week’s most interesting images from around the world, as selected by Washington Post photo editors.

Gabrielly Palacio, 19, was allegedly seen lighting a firecracker and throwing it towards a cat as she laughed with a pal in a ...

As night fell across a swamp in southern Vietnam, a “large” fanged creature sat in the murky water. Its reddish eyes scanned ...

One new species was kept in captivity for years while another has become a local food delicacy, researchers said.

Over 75 extremely rare sea creatures — about “20% of the entire population” — were spotted off the Maine coast, photos show.

In a megacity of southern China lived an elusive creature with a “window” in its eyelid. The “stout” animal largely avoided ...

On a chilly January night, hundreds of people gathered on the steep and narrow cobblestoned streets of San Bartolome de ...

They come in all shapes and sizes. Some walk, some slither, some fly and some swim. Humans are blessed to share the planet ...

Available at no charge, the new wildlife crossing curriculum is designed for middle school students, but can be modified to ...

The nation's wildlife is under attack by poaching gangs. Luckily there are men and women in South Africa who have the courage ...

Their deaths came within a day of each other, the Chicago zoo said in a Jan. 15 news release. Teal, a months-old Chilean ...