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Wildlife

Bison were nearly hunted to extinction but are now thriving in several national parks, including Theodore Roosevelt National Park in North Dakota.

The Ecological Benefits of Rehoming a National Park’s Booming Bison Population

In Theodore Roosevelt National Park, staffers are keeping the local ecosystem in balance by sending 300 bison to Native American tribes

Chinese mitten crabs compete with native species for habitat and food.

These Furry-Clawed Crabs Are Wreaking Havoc in the United Kingdom

Conservation officials have installed the first Chinese mitten crab trap in England, and they are asking the public to report any sightings

California condors are attracted to shiny things and sometimes ingest wrappers, coins and padlock keys.

‘Love Locks’ at the Grand Canyon Could Be Harming Endangered California Condors

Park service officials urged visitors to stop attaching padlocks to fences and throwing keys into the canyon below, where the birds could eat them

With their mating season approaching, two male Nubian ibex fight for supremacy on a cliffside. The photograph won the Animals in their Environment category.

See 12 Winning Images From the Wildlife Photographer of the Year Contest

The stunning entries showcase the behaviors of ancient and elusive species, from horseshoe crabs to tapirs and orcas—as well as the threats they face

A silky anteater, small enough to sit comfortably in your palm, rests in the canopy of a mangrove forest in Brazil’s Parnaíba Delta.

This Fluffy Little Anteater May Be a New Species

The animals eke out a living in a pocket of mangroves on Brazil’s Atlantic coast

The illegal trade of wildlife may include animals or plants, or parts of them, such as roots, stems, skin, bones or antlers.

A Look Inside Wildlife Crime Scene Investigators

Scientists are using the latest in DNA fingerprinting to combat the multibillion-dollar business of trafficking plants and animals

Researchers have isolated phages from zoo-dwelling lemurs, giraffes, binturongs, Visayan pigs and Guinea baboons that might help fight diabetic foot ulcers.

Viruses Found in Animal Poop May One Day Treat Diabetic Foot Ulcers, Scientists Say

Known as bacteriophages, the specialized viruses could hijack and kill drug-resistant bacteria

Male elephant seals can weigh up to 4,400 pounds.

How This Small Nonprofit Helped Save California’s Elephant Seals

Volunteers with Friends of the Elephant Seal educate tourists to prevent conflicts, inspire awe and keep the marine mammals safe

Artistic reconstruction of a group of hominins in direct competition for carrion with a hyena

One Million Years Ago, Our Human Relatives May Have Challenged Giant Hyenas for Carcasses

Groups of hominins might have successfully scavenged large kills, new modeling finds

Great white sharks were once abundant in South Africa’s False Bay and Gansbaai regions. But now, they appear to have ventured to safer waters elsewhere.

Where Did South Africa’s Missing Sharks Go?

After a spate of orca attacks spooked the fish, they have now been found

Many species of insects work together to ensure safety while on the move or to defend their homes.

Four Unusual and Amazing Ways That Insects Team Up

The invertebrates create elaborate structures to escape danger and shimmer in synchronized performances to confuse predators

Art Weston is waiting to hear whether his catch will break two records.

Angler Catches 283-Pound Alligator Gar in Texas, Potentially Setting Two World Records

Art Weston and Kirk Kirkland spent nearly three hours reeling in the gargantuan fish

A mountain gorilla seemingly enjoys a moment of solitude in the Bwindi Impenetrable Forest, surrounded by orange, yellow and green leaves.

Smithsonian Photo Contest Galleries

Celebrate World Gorilla Day With 15 Primate Pictures

These highlights from the Smithsonian Magazine Photo Contest feature our close “cousins”

Sea lions breed and give birth at Point La Jolla in San Diego.

San Diego Closes Popular Beach for Seven Years to Protect Sea Lions

Visitors have been getting too close to the marine mammals—taking selfies and even harassing them—as they rear their pups

Why can't we stop anthropomorphizing our animal friends and foes?

There's More to That

Are Wild Animals Really Just Like Us?

A summer of news reports about orca, otter and bird “attacks” has the public wondering if trying to understand animal behavior in human terms is misguided

An Azores bullfinch feeds on the buds of a native tree on São Miguel Island in the Azores.

Planet Positive

One of Europe’s Most Endangered Birds Is Bouncing Back

Twenty years of habitat restoration has helped the once critically endangered Azores bullfinch

Researchers have found bouts of REM-like activity in cuttlefish.

Do Other Animals Dream?

Researchers are finding signs of multiple phases of sleep all over the animal kingdom, including some that look very much like REM

Savannah elephants walk through tall grass in Tsavo, a region in south-eastern Kenya. Trouble often begins when elephants stray from a protected area into human-dominated landscapes.

Inside the Effort to Prevent Conflict Between Humans and Elephants in Africa

Conservationists are inserting beehives as deterrents around farms and building craft breweries that reward farmers for pachyderm-friendly practices

Moose numbers have plummeted in Minnesota.

What’s Killing Minnesota’s Moose? Studies Reveal Sites of Deadly Brainworm Transmission

Carried by deer and spread by snails and slugs, a lethal parasite is infecting the large ungulates, which have recently declined dramatically

A bison runs amid the snow in Yellowstone National Park.

See Ten Breathtaking Images From the Wildlife Photographer of the Year Contest

The highly commended shots call to mind both the wonders of the animal kingdom and the risks wild creatures face

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