Wolves

A new study suggests that coyotes, like the ones seen here, have the same face muscle as dogs that's used to make pleading "puppy eyes."

Coyotes Might Make 'Puppy Eyes,' Suggesting the Facial Expression Evolved for More Than Just Cuteness

The wild canines have the same muscles used by domestic dogs to create the wide-eyed, pleading look that captures humans' hearts

African wild dogs might use facial expressions to communicate with each other as they hunt in packs on the savanna.

Wild Dogs Have Muscles for 'Puppy Eyes,' Suggesting the Cute Expression Did Not Evolve Just for Humans

African wild dogs have the same well-developed eye muscles that domestic dogs use to make their signature pleading faces, a recent study finds

Gray wolves are typically much larger than coyotes.

A Michigan Hunter Thought He Killed a Large Coyote. It Turned Out to Be an Endangered Gray Wolf

Wildlife officials believe the animal was likely the first gray wolf spotted in the southern Lower Peninsula in 100 years

Eastern coyotes—a subspecies that has coyote, wolf and domestic dog DNA—run in a West Virginia forest.

Five Shocking Animal Hybrids That Truly Exist in Nature, From Narlugas to Grolar Bears to Coywolves

The now-famous “virgin” stingray Charlotte is not having hybrid babies, scientists say. But in nature, distinct species sometimes interbreed to produce surprising offspring

A group of gray wolves in Canada. Before a wolf pack recently migrated to Colorado, gray wolves were last known to live in the state in the 1940s.

Colorado Will Reintroduce Endangered Gray Wolves This Month

In 2020, voters narrowly passed a measure in favor of wolf reintroduction, and now, wildlife officials are about to begin the controversial effort

Throughout the spring, biologists captured this behavior among adult members of Mollie's Pack using a trail camera.

Watch Adult Wolves Bring 'Toys' to Their Teething Pups at Yellowstone

When they can't bring food back to the den, the animals retrieve bones, sticks and antlers for their young to chew on—and biologists captured it on video

A wolf spotted in the Sequoia National Forest

New Pack of Endangered Gray Wolves Discovered in California

The pack, which consists of a mother and her four offspring, is now the state’s southernmost wolf group

Researchers counted 31 individual wolves during their annual survey from mid-January to early March.

Wolves Are Making a Comeback at Michigan's Isle Royale National Park

Since their reintroduction in 2018, the wolves have rebounded from just two inbred individuals to 31 healthy animals

Large felids such as lions and tigers cause more deaths than other predators like bears and wolves. Most fatal felid attacks occur in low-income areas and are predatory, with humans stalked as prey.

What 70 Years of Data Says About Where Predators Kill Humans

A new survey of attacks by lions, wolves and other big carnivores shows that people in low-income countries are at greater risk

Wolves on Pleasant Island are actively hunting and eating sea otters.

In Alaska, Hungry Wolves Have Started Eating Sea Otters

After devouring their island's deer, these canines may be the first land predators to rely on sea otters as a main food source

A pack of grey wolves in Yellowstone National Park. 

Parasites Make Grey Wolves More Likely to Become Pack Leaders

Research has shown that infected animals can engage in riskier behavior than their uninfected peers

Two juvenile gray wolves in Washington

Six Endangered Gray Wolves Were Poisoned in Washington

Conservation groups are offering more than $51,000 for information on the killings

Scientists are studying ancient wolves to better understand the domestication of dogs.

Dogs May Have Evolved From Two Different Wolf Populations

A massive new wolf family tree dating back 100,000 years could help researchers understand where dogs were first domesticated

Geologic processes have led to changes in the water and gases released by mudpots, geysers and springs—like this one.

Five Big Changes Scientists Have Documented During Yellowstone National Park's 150-Year History

Scientists have monitored the region closely for generations, and these are some of the most dramatic shifts they've seen

When gray wolves were removed from Endangered Species List 15 months ago, hunting of the species dramatically increased

Judge Restores Federal Protections for Gray Wolves in 44 States

The move is heralded as a conservation success but faces criticism from hunters and ranchers

The Junction Butte Pack photographed from plane during wolf study in 2019.

Hunters Have Killed 24 Yellowstone Gray Wolves So Far This Season—the Most in Over 25 Years

An entire pack may have been 'eliminated' near the park's vulnerable border in Montana, where hunting restrictions were gutted last year

Researchers have located a genetic mutation associated with smaller dogs.

Mutation That Gave Us Tiny Dogs Found in Ancient Wolves

The genetic factor that plays a large role in determining canine body size was around thousands of years prior to domestication

After comparing all genomes, the researchers found that the Japanese wolf is part of an evolutionary branch of wolves that arose 20,000 to 40,000 years ago. Some of the wolves from this branch evolved into the Japanese wolves while others branched off and gave rise to modern dogs.

Ancient Japanese Wolves May Be the Closest Wild Relative of Modern Dogs

The results challenge previous theories about the origin of dog domestication

The new gray wolf pups in Colorado have yet to be photographed, so for now you'll have to make do with this bright-eyed pair.

Gray Wolf Pups Seen in Colorado for the First Time in 80 Years

Wildlife officials spotted at least three pups around a den site located near the Wyoming border

Each year, nearly 20,000 Wisconsin residents collide with deer each year, which leads to about 477 injuries and eight deaths annually.

By Creating a 'Landscape of Fear,' Wolves Reduce Car Collisions With Deer

A new study in Wisconsin suggests the predators keep prey away from roads, reducing crashes by 24 percent

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