Alaska state trooper killed in muskox attack outside his home: 'Tragic loss for our state'
Officer Curtis Worland was fatally attacked after trying to keep a group of muskoxen away from a dog kennel near his home.
'It's raining monkeys!' Florida man records monkeys jumping from trees into river at Silver Springs State Park
When you're exploring the great outdoors in Florida, you might expect to see alligators in the water or native egrets flying above. But as one man and his family were boating down the Silver River in Silver Springs State Park, they probably didn't expect to see monkeys leaping from trees into the water right in front of them.
'Medusa’ spotted with first calf of the North Atlantic right whale season
Biologists believe there are less than 350 North Atlantic right whales left in existence and have been considered an endangered species since 1970.
Husband reports wife missing after shark encounter while snorkeling in Hawaii
A man called 911 and said he saw a shark while he and his wife were snorkeling about 75 yards from shore in South Maui.
Never-before-seen fish: Researchers discuss new species found more than 3 miles under the sea
Australian researchers searched deeper than scuba divers and submarines could go and found some never-before-seen specimens.
Hilarious video proves reporter's point about why elephants need our protection
Kenyan reporter Alvin Kaunda had an important message for viewers about human impacts on the environment. A nearby baby elephant had other concerns.
National Park Service: Please refrain from licking this psychedelic toad
The Sonoran Desert toad, also known as the Colorado River toad, secretes toxins that can make people sick and even kill a full-grown dog, officials say.
Man faces charges after video shows dog harassing endangered seal on Hawaii beach
Officials say they are not releasing the man's identity due to past experiences with people receiving “multiple death threats” after being cited for seal harassment.
Great white shark in San Francisco Bay recorded by fisherman
A fisherman got video of a great white shark swimming in the waters of the San Francisco bay.
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.
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.
Dozens of sea lions sickened by domoic acid poisoning
The Marine Mammal Center in Sausalito said it has been treating and releasing dozens of sea lions that had been affected by an outbreak of domoic acid poisoning.
Proposal to withhold funding from Monterey Bay Aquarium over lobsters
A congressman and senator from Maine want to withhold federal money from the Monterey Bay Aquarium because the aquarium has recommended that people avoid buying lobster from their state. The aquarium runs "Seafood Watch," a conservation group that advises people on which fish to buy, or avoid, based on sustainability.
Mountain lion caught on camera in Livermore backyard
Livermore police said there was a mountain lion in someone's backyard Monday morning.
VIDEO: Coyote sneaks into bathroom at Riverside area middle school
The coyote snuck into the school Monday morning before classes, was captured and released.
Bear escapes after destroying an SUV while trapped for hours
A Peninsula woman got the surprise of her life when a bear came running out of her SUV while she was on a weekend getaway in Gold Country. She said the animal spent six or seven hours trapped in her SUV before it escaped back into nature.