Yellowstone National Park

Bison are essential to Yellowstone's ecosystem because their migration patterns can influence the landscape through how intensely they graze at grasslands. 


Watch Over 150 Bison Weave Through Traffic in Yellowstone as Winter Migration Begins

Park officials have advised keeping distance and not approaching wildlife

After L. A. Huffman, “A Dead Bull” from William T. Hornaday, “The Extermination of the American Bison, with a Sketch of Its Discovery and Life History,”

Smithsonian Voices

How Yellowstone Was Saved by a Teddy Roosevelt Dinner Party and a Fake Photo in a Gun Magazine

Chilling photos of slain buffalo in Yellowstone Park helped pass an act outlining punishment for poaching on public lands. But the photos were fakes

A Wolverine atop a tree log.

Wolverine Captured on Yellowstone Trail Cameras for the First Time

The species’ numbers in the United States were diminished by predator control efforts and trapping

Steamboat Geyser erupted 32 times in 2018 and 48 times each in 2019 and 2020, beating the previous record of 29 eruptions in 1964.

New Research

Reawakened Geyser Is Not a Precursor of Yellowstone Eruption, Study Finds

The researchers ruled out several theories on why the Steamboat Geyser began erupting in 2018 after three years of silence

The otherworldly terrain dazzled early explorers. In 1827, trapper Daniel Potts noted that geysers erupted with a roar like “that of thunder.”

The Lost History of Yellowstone

Debunking the myth that the great national park was a wilderness untouched by humans

An aerial oblique photo of the volcanoes of the Islands of Four Mountains in Alaska's Aleutian Island chain. In the center is the summit of Mount Tana. Behind Tana are (left to right) Herbert, Cleveland and Carlisle Volcanoes.

New Research

A Massive Supervolcano May Lurk Beneath Alaska's Aleutian Islands

Multiple lines of evidence led scientists to the idea that a group of six volcanoes in the islands are actually part of a 12-mile-wide caldera

A hydrothermal area called Porcelain Basin in Yellowstone National Park's broader Norris Geyser Basin.

Boiling Chickens in Yellowstone's Hot Springs Is Illegal

Three men are now banned from visiting the national park after pleading guilty to several charges

Old Faithful erupts before a crowd of onlookers in Wyoming's Yellowstone National Park in 1966.

New Research

Climate Change Could Make Yellowstone's Famous Geyser Less Faithful

Old Faithful stopped erupting for decades following severe drought 800 years ago and global warming could put it back on hiatus

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

Visitors gather on the South Rim of Grand Canyon National Park after its reopening.


The 'New Normal' of Visiting America's National Parks

Across the country, these treasured places—and the lodges and businesses that support them—navigate a complicated reopening

A mule deer walks down the road in Yosemite Valley

With Humans Away, Animals in National Parks Are Having a Ball

Coyotes, bears and more are enjoying areas usually reserved for crowds of human visitors

About 6% of mountain lion deaths between 2005 and 2014 were due to the plague, according to new research.

New Research

The Plague Has Been Quietly Killing Yellowstone Cougars for a Decade

Researchers found that almost half of the mountain lions they tested showed signs of plague infection

Hoh Xil, on the Tibetan Plateau, sits in what will soon be Sanjiangyuan, China's first national park, according to Getty.

China Is Developing a New National Parks System, Inspired by Yellowstone and Yosemite

The first one to open will encompass a high-altitude, remote region of the Tibetan Plateau

Buffaloes at Rest recalls a time when bison were plentiful. When the print was created in 1911, only about 1,350 remained.

The Bison Returns to the Great American Plains

After years of fierce debate, the West’s greatest symbol will again roam the countryside

Garbage that was found after the eruption of the Ear Spring geyser.

This Yellowstone Geyser Spat Out a Pacifier From 1930s—And Lots of Other Trash

Park officials found items like a cement block, coins, aluminum cans and a pacifier from the 1930s

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

Trending Today

Yellowstone's Biggest Geyser, Steamboat, Has Trio of Eruptions

It's the first triple eruption in 15 years—but don't worry, it's not a sign the Yellowstone volcano is ready to blow

Winter recreationists circa 1975.

The Snowmobile Changed How Americans Did Winter

As the cold comes in, snowbound communities are tuning up their vehicles and recreationists are making speedy winter plans

Of the roughly 900,000 Rocky Mountain elk in North America, some 20,000 migrate through the Greater Yellowstone Ecosystem.

Photos Document Dramatic Wildlife Migrations Across Yellowstone

A new book documents the growing challenges faced by wildlife as they migrate across the Greater Yellowstone Ecosystem

Trending Today

Five Things to Know About the Yellowstone Supervolcano

There's no need to worry: It's unlikely it will blow anytime soon

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