Skip to main content

Subscribe to Smithsonian magazine and get a FREE tote.

Animals

The penguin was malnourished after swimming thousands of miles from Antarctica.

Surfer Spots an Emperor Penguin on a Beach in Australia, Thousands of Miles From Its Antarctic Home

It’s not clear how the juvenile male ended up so far north, but experts suggest he was motivated by his appetite

Officials are trying to recapture more than 40 monkeys that escaped from a research facility in Yemassee, South Carolina.

Forty-Three Monkeys Are on the Loose in South Carolina After Escaping a Research Facility When a Door Was Left Unsecured

Once the first primate made a break, the 42 others followed suit in a simple case of monkey-see, monkey-do

The beloved baby penguin Pesto is in his "awkward" phase, molting his downy feathers in favor of adult plumage.

See New Images of Pesto, Australia’s Enormous Baby Penguin, in His ‘Awkward Phase,’ Molting His Downy Feathers

The viral king penguin chick at Sea Life Melbourne Aquarium is beginning to lose his youthful down, a process that will give him his distinctive and waterproof adult plumage

Cassius held the title of the largest crocodile in captivity for much of his life. His age? That's harder to know.

After the Death of Cassius, the World’s Largest Captive Crocodile, Scientists Are Trying to Solve the Mystery of His Age

The beloved reptile in Australia died last weekend and was thought to be up to 120 years old, though that age is only an estimate. Research on his bones might reveal a more exact number

Vampire bats are the only mammals that feed solely on blood.

New Research

Watch Vampire Bats Run on a Tiny Treadmill to Shed Light on Their Blood-Fueled Metabolism

In a rare technique among mammals, the bats burn proteins from blood, rather than carbs or fat, to power their pursuits of prey, according to a new study

A Hickory Nut Gorge green salamander rests on a log.

Hurricane Helene Battered the ‘Salamander Capital of the World’ With Floods and Landslides. Will the Beloved Amphibians Survive the Aftermath?

The storm decimated a region rich with dozens of species already struggling with habitat loss and disease

Cloned black-footed ferret Antonia's kits at three weeks old, on July 9, 2024.

A Cloned Ferret Has Given Birth for the First Time in History, Marking a Win for Her Endangered Species

Antonia, a cloned black-footed ferret at the Smithsonian’s National Zoo and Conservation Biology Institute, has produced two healthy offspring that will help build genetic diversity in their recovering population

Haggis joins Moo Deng as a popular ambassador for the pygmy hippopotamus species, which is endangered.

Trending Today

Meet Haggis, the Latest Baby Pygmy Hippo to Win Over the Internet

Born October 30 to parents Gloria and Otto at the Edinburgh Zoo in Scotland, the hippo is already gaining popularity, following in the footsteps of viral sensation Moo Deng

Silesaurids—including Silesaurus opolensis (pictured above) and the newly described fossil from Brazil (not pictured)—are usually considered non-dinosaurs. Some researchers are suggesting they might be more closely related to certain dinosaurs than previously thought.

A Rare Triassic Fossil Found in Brazil Could Shed Light on the Origin of Dinosaurs

The 237-million-year-old remains are among the oldest silesaurid fossils ever found, adding to paleontologists’ understanding of this still-mysterious group of prehistoric reptiles

Kamala often raised her trunk to greet keepers in anticipation of receiving food.

At the Age of 50, an Elderly Female Elephant Dies at the Smithsonian’s National Zoo

The pachyderm, named Kamala, was suffering from osteoarthritis when zoo staff chose to euthanize her

The golden mussel is an invasive freshwater bivalve recently discovered near the Port of Stockton in California. 

Invasive Mussels Recently Spotted in California Mark a First for North America

The species may have been carried to the Sacramento–San Joaquin Delta in ballast water on ships

Moira was released into the Pacific Ocean off the coast of San Diego last month. Activities conducted under the Stranding Agreement between NMFS and SeaWorld California under the Authority of the MMPA.

After Months of Rehab, Moira the Cold-Stunned Sea Turtle Has Been Returned to the Wild

When fishermen found the endangered loggerhead sea turtle off Vancouver Island in February, she was listlessly floating in a bed of kelp

The cat's ancient paw print measures 1.2 inches across.

Cool Finds

This Ancient Paw Print on a Pottery Fragment in Jerusalem Is the Oldest Known Evidence of a Cat Kneading

The deep penetrations suggest that the feline was pressing its claws into the clay, a behavior sometimes known as “making biscuits”

The arthropod fossil used to describe a new species (left) and CT scans of the specimen (right)

Cool Finds

Scientists Reveal Rare 450-Million-Year-Old Arthropod Fossil Preserved in Glittering Fool’s Gold

The critter found in New York represents a new, extinct species of arthropod that could shed light on the evolution of today’s insects, crustaceans and spiders

The rats let their handlers know when they've found something by tugging on a ball attached to the front of their custom vests.

These Giant, Vest-Wearing Sniffer Rats Could Help Combat the Illegal Wildlife Trade, Scientists Say

Researchers trained African giant pouched rats to detect commonly smuggled items, including rhino horns and elephant tusks

A visualization of Tiktaalik roseae, an extinct aquatic animal with fossils that shed light on the evolution of land animals from marine animals millions of years ago.

New ‘Paleo-Robots’ Could Shed Light on Animal Evolution, Revealing How Some Fish Evolved to ‘Walk’ on Land

A team of roboticists, paleontologists and biologists are building robots to simulate crucial evolutionary developments that can’t be tested with static fossils

Grizzly 399, along with one of her cubs, in Grand Teton National Park in 2021.

The ‘World’s Most Famous Grizzly’ Was Killed by a Car. Was Her Death Preventable?

Grizzly 399 became a celebrity of Grand Teton National Park in her lifetime. Now, her death has drawn attention to wildlife-vehicle collisions and how they might be reduced

Researchers are trying to "bring back" the thylacine, or Tasmanian tiger, a species that has not been officially recorded since 1936.

A 110-Year-Old Pickled Thylacine Head Helped Build the Most Complete Ancient Genome to Date, Says ‘De-Extinction’ Company

Colossal Biosciences reports it extracted DNA and RNA from the Tasmanian tiger specimen, a key step forward in its effort to create a modern proxy of the extinct species. Other scientists are calling for data to back up the claim

Tourists watch leatherback sea turtle hatchlings crawl toward the sea under the glow of less intrusive red lights. Artificial white lighting can attract the hatchlings away from the ocean, where predators may be lurking.

From Prolonging Wallaby Pregnancies to Disorienting Hatchling Turtles, 11 Ways Artificial Lights Affect Animals

From the busy cities to ocean waters, our need to illuminate the world has had some strange and tragic consequences

Polar bears are spending more time on land as sea ice shrinks.

Polar Bears Are Exposed to More Parasites, Viruses and Bacteria as the Arctic Heats Up

Pathogens are more common in polar bears living in the Chukchi Sea now than they were three decades ago, a new study suggests—but it’s not yet clear what that means for the mammals’ health

Page 40 of 229