The Amazon's largest fish makes a comeback
Even in the most biodiverse rainforest of the world, the pirarucu stands out: It can weigh up to 440 pounds, by far the largest of 2,300 known fish species in the Amazon.
Emperor penguins now listed as threatened species
Emperor penguins will now receive new protections under the Endangered Species Act after the U.S. Fish and Wildlife Service says climate change is threatening to eradicate the species.
Shark photobombs a shot by leaping into the air behind an unwitting surfer
Surfer Tyler Warren was catching some waves on the Southern California coast when Jordan Anast photographed the photobombing shark behind the surfer.
Sheriff: Hunter accidentally shoots himself during grizzly bear attack
This is the second bear attack in Wyoming in a week.
Watch what a polar bear has to do to move across ice sheets in the Arctic
Video shows the polar bear, the largest carnivore species on the planet, acting as playfully as man’s best friend.
Man walking his dog finds alligator roaming in rural Idaho
The man was out walking his dog in rural Idaho when he heard something rustling in the bushes.
Video shows bison charging woman who got too close to herd at Texas state park
“He rammed my back, gored me and threw me into a mesquite bush where I laid for 50 minutes until help arrived," the woman said.
How to stop squirrels, other critters from eating your pumpkins
From cayenne pepper to owl decoys, here are some suggestions from experts on how to safely keep the squirrels at bay this Halloween.
Wyoming college wrestlers injured during grizzly bear attack, left 'blood-soaked,' coach says
"Before you could even think or blink, there's a bear that came running out of the trees right in front of me," said one of the college wrestlers. "It was beating me up pretty good."
Video: Breaching whale nearly lands in fishing boat off New Jersey
A pair in a boat off the coast of New Jersey got quite a surprise when a whale breached and knocked against their boat. The close encounter was all caught on video.
477 whales die in 'heartbreaking' mass strandings on New Zealand islands
The pilot whale deaths come two weeks after about 200 pilot whales also died in Australia after stranding themselves on a remote Tasmanian beach.
Fat Bear Week 2022 champion crowned, voter fraud rocked competition
After defeating Bear 901, this is 747's second time in the champion's circle.
Fat Bear Week 2022: Meet this year's chunky challengers competing for the top spot
Bears are preparing for hibernation, and the public gets to judge a chosen sleuth of bears who have been packing on the pounds for this year's Fat Bear Week competition.
Kurt, world's 1st clone of rare horse, learning 'wild language' from female companion
A rare wild horse that was cloned in 2020 recently made his debut to visitors at the San Diego Zoo and is learning from Holly, a young female of his own species.
Mountain lion found dead in Santa Monica Mountains died from mange
P-65, the roughly five-year-old mountain lion was found dead in the Santa Monica Mountains earlier this year. She's the first researched mountain lion in the area to die from mange in two decades.
32 whales rescued out of 230 found stranded in Australia, officials say
Rescue teams in Australia have saved 32 pilot whales following a mass stranding this week of more than 200 in a remote part of Australia’s island state of Tasmania.
'It's do or die': Man loses arm after surviving alligator attack at Lake Manatee
The man was alone and missing part of his arm after he was attacked by the gator at Lake Manatee and spent three days lost in the woods before finding help.
Police: Pennsylvania woman killed by bull shark while snorkeling in the Bahamas
Authorities say a 58-year-old Pennsylvania woman died after she was attacked by a bull shark while snorkeling in Nassau, Bahamas.
'Could not believe my eyes:' Ice caves awash in vibrant colors as sun, algae combine for surreal show
A local geologist says the variety of colors was due to multiple lighting effects being in play, and it left a photographer saying it was one of the most magical things he's ever witnessed.
Boy, 8 years old, discovers giant shark tooth in South Carolina: 'Find of a lifetime'
An outdoorsy eight-year-old found a fossilized shark tooth from a long-extinct species while he was on a family vacation in South Carolina earlier this month of August 2022.