Animals

By age 11, Theodore Roosevelt boasted that he had 1,000 scientific specimens in the collections of his Roosevelt Museum of Natural History.

How a Dead Seal Sparked Theodore Roosevelt's Lifelong Passion for Conservation

As a child, the future president acquired a marine animal's skull, which became the first specimen in his natural history collection

The lions have been housed as taxidermy specimens at the Field Museum in Chicago since 1925.

Two Lions Went on a Man-Eating Spree in 1898. Now, DNA Evidence Reveals Their Diets

The notorious predators, nicknamed the “Man-Eaters of Tsavo,” terrorized railway workers in Kenya for roughly nine months

Qing Bao, a 3-year-old female, is one of two giant pandas making the long journey from China to Washington, D.C. 

The Smithsonian National Zoo's New Giant Pandas Will Make Their Public Debut on January 24

A pair of 3-year-old giant pandas—a male named Bao Li and a female called Qing Bao—have officially arrived at the Zoo, where they will first acclimate to their new home

Elephants' wrinkly trunks might serve a purpose and reveal whether the individual prefers to bend the handy appendage to the right or the left.

How an Elephant's Wrinkles Reveal Whether It Is Right- or Left-Trunked

A new study sheds light on the muscular, dexterous appendage, suggesting trunk wrinkles are more important than many people realize

Two lynx shelter from the wind behind their parent, who looks into the camera.

See 15 Winning Images From the Wildlife Photographer of the Year Contest

Breathtaking shots shine a light on the wonders of wildlife and the threats that human activities pose to the natural world

In the 1980s, there were only 22 surviving California condors. Now, after careful conservation measures, there are over 300 in the wild and 200 in captivity. (The above bird is not Milagra.)

Meet Milagra, a Rare Condor Rescued as an Egg and Newly Released Back Into the Wild

Milagra, Spanish for “miracle,” was hatched and raised in captivity by foster condor parents after her mother died of avian flu in April 2023

A polar bear looks out of a window frame on a deserted Russian island.

See 11 of the Best Wildlife Photographs From Years Past

A new book reveals striking images from six decades of the beloved Wildlife Photographer of the Year competition

Grazer (128) is a back-to-back champion of Fat Bear Week—and the first working mother to win the popular online contest.

'Highly Defensive' Mother Bear Grazer Defeats Male That Killed Her Cub to Win Fat Bear Week

For the second year in a row, Grazer bested the massive male named Chunk to take the crown in the single elimination online popularity contest at Katmai National Park and Preserve

A green-crowned brilliant hummingbird feeds on a cactus flower in Costa Rica. 

Uncovering the Secrets Behind Hummingbirds' Extreme Lifestyle

Here's how the aerial acrobats are able to survive on a nearly all-sugar diet, fly higher than many helicopters can and migrate over the open ocean

The Nobel Prize in Physiology or Medicine was awarded to Victor Ambros and Gary Ruvkun, who together discovered microRNA.

American Scientists Win Nobel Prize in Medicine for 'Groundbreaking' Gene Discovery Made by Studying Worms

Victor Ambros and Gary Ruvkun discovered microRNA, tiny molecules that play a crucial role in how cells develop, paving the way for new treatments for diseases

Dolphins living in captivity often make an open-mouth facial expression while playing with each other.

Bottlenose Dolphins 'Smile' at Each Other During Playtime, Study Finds

Researchers still don't know what the open-mouth facial expression means or whether it's akin to smiling in humans—but several animals make a similar face during play

Researchers mapped all 139,255 neurons in the brain of an adult fruit fly, which are linked by more than 50 million synapses.

Scientists Unveil the First-Ever Complete Map of an Adult Fruit Fly's Brain, Captured in Stunning Detail

The brain diagram, called a connectome, could revolutionize researchers' understanding of the human brain, which has many parallels with a fruit fly's

John Kunst (left), Ambassador Robert Neumann (center) and David Kunst (right) in Kabul, Afghanistan, on September 30, 1972

Why a Minnesota Man Walked Around the World, Traversing 13 Countries and 14,450 Miles in Four Years

Fifty years ago, on October 5, 1974, David Kunst completed the first verified circumnavigation of the globe on foot. Along the way, he met Princess Grace of Monaco, raised money for UNICEF and lost a brother to bandits

The Marco Polo sheep is a subspecies of argali, the largest living wild sheep.

Montana Rancher Who Created Giant, Hybrid Sheep Sentenced to Six Months in Prison

Arthur “Jack” Schubarth cloned illegally imported genetic material from the Marco Polo argali to create hybrid sheep that would draw higher prices from hunting preserves

A worker of the fungus-farming ant species Mycetophylax asper, collected in Santa Catarina, Brazil, in 2014, on its fungus garden

Ants Farmed Fungi in the Wake of Dinosaurs’ Demise 66 Million Years Ago

A new study from Smithsonian scientists analyzes ant and fungus species, and uncovers the origins of their close partnership

480 Otis, a beloved brown bear made popular by the Explore.org bear cams of Alaska’s Katmai National Park and Preserve, hunts for salmon at a popular bear fishing spot known as “the jacuzzi” on July 20, 2014.

The Chonky Superstar of Fat Bear Week Is Missing, and the Competition Won't Be the Same Without Him

While other bears battled over fish in a prime spot, Otis would sit off to the side and wait for the fish to come to him. But so far this year, he hasn’t been spotted in Katmai National Park and Preserve

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

Scientists observed two bowhead whales synchronizing dive schedules whenever they were within earshot of each other.

How Did Two Bowhead Whales That Were 60 Miles Apart Sync Their Diving?

Researchers suspect the marine mammals may have been communicating across the vast distance

A biologist holds a Bethany Beach firefly, found on a survey in 2019. The dwindling species is now being considered for protection under the Endangered Species Act.

This Green-Flashing Firefly Could Become the First Ever Listed as Endangered in the U.S.

The Fish and Wildlife Service will consider granting federal protections to the Bethany Beach firefly, which is rapidly losing its coastal habitat to development and climate change

Orcas are the oceans’ apex predator, even outranking the great white shark, but their hunting behaviors are still not fully understood by scientists.

Rare Drone Footage Captures Orcas Feeding on Dusky Dolphins

The predatory pod hunts off the coast of Chile and is led by a matriarch called Dakota

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