From soil samples, researchers found urine droplets and fecal material that belonged to Upper Paleolithic bears that used the Chiquihuite Cave as their shelter and toilet 16,000 years ago.

Using Only Trace Amounts of Poop in Soil Samples, Researchers Sequenced Entire Genomes of Two Ancient Bear Species

Genetic research involving prehistoric animals usually requires fossilized bone or tooth fragments

Bears with intensifying symptoms either die or are require euthanasia. Those that survive require lifetime treatments and can't return to the wild.

A Puzzling Brain Disease Is Killing Black Bears in the Western United States

Some animals showing signs of a neurological disorder had brain inflammation, but the cause is still unknown

A polar bear, dependent on sea ice for its hunting grounds, pauses near Churchill, Manitoba.

Polar Bears Live on the Edge of the Climate Change Crisis

On Hudson Bay's frigid shores, scientists track the animals to better understand how the environment is shaping their chances of survival


Revisit all of the baby panda cub's cutest moments and learn more about his species

A wolf-like robot dubbed "Monster Wolf" photographed in 2017. An updated model was recently installed in the town of Takikawa on Japan's northern island of Hokkaido. The robot's motion sensor triggers flashing red LED eyes and a selection of 60 sounds aimed to frighten animals back into the wild.

Robotic 'Monster Wolf' Protects Japanese Town From Bears

No bear interactions have been recorded in the town since the robots' installation in September

BearID uses characteristics like the distance between a bear's eyes, nose and forehead to match a face to a name.

New A.I. Offers Facial Recognition for Grizzly Bears

The open-source software could help conservation scientists keep track of individual animals over years

May the heftiest chonk win!

A Jumbo Jet Among Bears, 747 Soars to Top Spot in Fat Bear Week

Bracket, bracket, on the 'net, which chubby cub is the most heavyset?

An aerial view of the northwestern corner of St. Matthew Island. The small grouping of uninhabited islands is over 300 kilometers across the Bering Sea from the mainland, making it the most remote location in Alaska.

The Alaskan Island That Humans Can’t Conquer

Faraway St. Matthew Island has had its share of visitors, but none can remain for long on its shores

This cave bear probably lived between 22,000 and 39,500 years ago, and researchers hope to get a better estimate with closer study.

Ice Age Cave Bear Found Preserved in Permafrost on Siberian Island

According to preliminary analysis, the bear is between 22,000 and 39,500 years old

All grizzly bears in the United States are considered "threatened" under the Endangered Species Act and cannot be hunted, a federal appeals court ruled this month.

Protections for Grizzlies in the Greater Yellowstone Area Upheld in Court

For over a decade, the protected status of grizzly bears under the Endangered Species Act has been under fire

The Melbourne Zoo welcomed three baby snow leopard cubs in February.

Celebrate Mother's Day With Nine Baby Animal Livestreams

This Sunday, celebrate the moms of the animal kingdom with kittens, polar bear cubs, eaglets and more

Bear Family of Kamchatka

This Photographer Goes to the Ends of the Earth to Capture Rarely Viewed Animals

Roie Galitz considers himself an ambassador for the creatures he photographs, capturing their intimate moments in hopes of inspiring conservation

CT scan of a newborn panda cub.

Panda Bears Have Teeny Tiny Babies, and We Don't Know Why

Panda moms are 900 times bigger than their cubs and a new study disputes the theory it's related to hibernation

Let the battle of the bulge commence

Holly Cow! Fattest Bear of Them All Claims Coveted Title

For #FatBearWeek2019, the furever fabulous 435 Holly reigns triumphant

The bear was only a few years old and had become comfortable around humans.

A Young Black Bear Was Put Down After Humans Fed It, Took Selfies

The more food bears obtain from humans, the more likely they are to lose their natural fear of us

Around 20 percent of the time, the bears returned a playmate’s expression within one second of seeing it

Sun Bears Mimic Each Other’s Facial Expressions to Communicate

Previously, precise facial mimicry has only been observed in humans and gorillas

A polar bear on the pack ice north of Svalbard, Norway

Climate Changes Bears Down on This Remote Russian Settlement

The surge of hungry four-legged visitors to Belushya Guba is part of a larger trend

Why Experts Are Troubled by a Viral Video of a Baby Bear’s Mountain Climb

The cub and its mother appear to have been disturbed by the drone that shot the footage

Katmai National Park and Preserve has a ton of chubby cubbies. But which bear's bulk will bury the competition in the 2018 Fat Bear Week?

Time to Get Jiggily With it, Fat Bear Week Is Upon Us

Your vote will determine which fish-chomping ursine competitor in Katmai National Park and Preserve is the chubbiest cubby of them all

Grizzly Bear in Yellowstone National Park

Federal Judge Cancels Yellowstone Grizzly Hunt, Restores Species Protections

The judge found that the United States Fish and Wildlife Service had acted ‘arbitrarily and capriciously’ in removing federal protections for the species

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