Skip to main content

Subscribe to Smithsonian magazine and get a FREE tote.

Zoology

The researchers studied the genomes of thousands of ant specimens stored in museum collections.

Fiji’s Ants Are Struggling. Scientists Say They’re Part of the Broader ‘Insect Apocalypse’

New research finds that 79 percent of Fiji’s endemic ant species—those that are native to and only found on the archipelago—are in decline

Joro spiders are essentially harmless to humans and pets, but scientists are concerned about their impact on native species.

Scientists Want Your Help to Track the Spread of Invasive Joro Spiders at Great Smoky Mountains National Park

The invasive arachnids were first spotted in the park last year, and now, researchers hope to keep tabs on when and where they occur

Scott Adams, director of the Exotic Zoo, holds a casque-headed iguana. Eight hatchlings were produced at the zoo this summer without a father.

‘Once in a Lifetime’: Rare ‘Virgin Birth’ of Eight Iguana Babies Surprises Zookeepers in England

A female casque-headed iguana produced live hatchlings even though she has never shared an enclosure with a male

An artist's interpretation of what early penguins in New Zealand might have looked like

Early Penguins Had Long, Dagger-Like Beaks for Skewering Fish, New Zealand Fossils Reveal

Paleontologists describe four new species of extinct ancestral penguins that help shed light on how the iconic birds evolved after dinosaurs went extinct

Yagi (left) and Quinn (right) are searching for evidence of critically endangered Sumatran rhinos in Indonesia's Way Kambas National Park.

Two Sniffer Dogs Might Have Just Found a Lost Population of Critically Endangered Rhinos

Yagi and Quinn identified scat that was likely left by a Sumatran rhinoceros in Indonesia’s Way Kambas National Park, where scientists thought the animals had disappeared

A handler holds her Chihuahua dogs in the grooming area at the 149th Annual Westminster Kennel Club Dog Show at Jacob K. Javits Convention Center on February 10, 2025, in New York City. 

How One Chihuahua Proved to Be a Link to the Ancient Dogs That Moved to Latin America With the Spread of Agriculture

New research shows that ancient dogs did not join Indigenous people in Central and South America until farming became popular—especially of maize

Ziggy (dog) and Rozi (cheetah) play with a stuffed animal at the Taronga Western Plains Zoo Dubbo in Australia.

A Lonely Cheetah Cub at an Australian Zoo Now Has an Unlikely ‘Best Friend’—a Puppy

While the companionship might seem surprising, zoos have been pairing sibling-less cheetah cubs with dogs for decades to improve their socialization

Bogong moths are brown, nondescript creatures—but scientists now suggest they are the first known invertebrates to use the stars for navigation.

Australian Moths Are the First Known Insects to Navigate by the Stars, Revealing a Migratory Superpower

Bogong moths use both Earth’s magnetic field and the starry night sky to make twice-yearly migrations spanning hundreds of miles, according to new research

Carl Hagenbeck opened his Tierpark Hagenbeck in Hamburg, Germany, in 1907. Decades earlier, the impresario had exhibited Indigenous humans in conditions that replicated their home environments.

The Man Who Invented the Modern Zoo Tested Out His Ideas on People First

Carl Hagenbeck believed that animals should be housed in habitats that mimicked their natural environment. Earlier, he’d followed the same guiding philosophy when exhibiting Indigenous people in “human zoos”

The mosquitoes are dropped from drones inside small, cylindrical, biodegradable containers.

Scientists Are Using Drones to Unleash Thousands of Mosquitoes in Hawaii in a Bid to Save Native Birds. Here’s How It Works

The lab-raised, non-biting male mosquitoes are meant to breed with the invasive ones on the islands and produce sterile eggs that will help suppress avian malaria

Wild pigs are becoming increasingly problematic in California's Bay Area.

Wild Pigs Are Causing Big Problems in California’s Bay Area, and Their Population Seems to Be Growing

Land managers and other authorities are ramping up efforts to trap and kill the destructive, non-native animals

In December 2024, a trail camera installed on private property in Oklahoma's Cimarron County photographed an adult mountain lion with three kittens.

Rare Mountain Lion Kittens Spotted on Trail Cameras Suggest the Big Cats May Be Re-establishing a Population in Oklahoma

Two separate adult mountain lions were recorded with cubs in different parts of the state last year, offering the first evidence confirmed by state biologists that the cats could be breeding there

The squid species had only been known from dead specimens found in fishing nets or the stomachs of other animals.

Scientists Had Never Seen This Mysterious Squid Alive in the Wild—Until Now. See the First Footage of the Elusive Creature

A three-foot-long Antarctic gonate squid was spotted swimming 7,000 feet below the surface of the Southern Ocean

Cooper's hawks are skilled hunters that feast on small and medium-sized birds.

A Young Cooper’s Hawk Learned to Use a Crosswalk Signal to Launch Surprise Attacks on Other Birds

Researcher Vladimir Dinets watched the bird repeatedly sneak behind a row of cars to ambush its unsuspecting prey

Trail cameras recorded nocturnal subalpine woolly rats roaming around in search of plants to eat.

See the First Photos and Videos of the Rare Subalpine Woolly Rat, a Massive but Elusive Rodent in New Guinea’s Mountains

Working with local Indigenous people, biologist František Vejmělka spent six months surveying the creatures that live on Mount Wilhelm in Papua New Guinea

The papier-mâché decoys have been placed in a 100-acre field south of the Jackson Hole Airport runway in a bid to attract greater sage-grouse.

Rooted in the American West: Food, History and Culture

Threatened Birds Are Trying to Mate Near a Hazardous Airport in Wyoming. Can Papier-Mâché Decoys Lure Them to Safety?

At Grand Teton National Park, officials have placed handmade look-alikes in a field south of the runway to encourage greater sage-grouse to relocate

Scientists analyzed more than 20 years of data on 164 wild mountain gorillas living in Volcanoes National Park in Rwanda.

For Mountain Gorillas, Being Social Comes With Both Benefits and Drawbacks, Study Suggests

A new analysis of wild gorillas in Rwanda indicates the effects of different social styles are dependent on context

Roughly 230 film reels have been found in storage.

Cool Finds

London Zoo Discovers Hundreds of Old Film Reels Featuring ‘Zoo Oddities’ and Animal Celebrities

Zoo officials are looking for experts to help preserve and digitize the decaying film canisters, which date to between the 1960s and 1990s

A female Guam kingfisher (left) and a male (right) perch on a branch on Palmyra Atoll.

Biologists Rejoice as Extremely Rare Guam Kingfishers Lay Their First Wild Eggs in Nearly 40 Years

The brightly colored birds are extinct in the wild, having disappeared from their native Guam in 1988 due to the introduction of the invasive brown tree snake. But now, they’re starting to make a comeback on Palmyra Atoll

Elephants at the San Diego Zoo Safari Park huddled together, facing outward, in a behavior called an "alert circle" after an earthquake hit.

Watch These Elephants Form an ‘Alert Circle’ as an Earthquake Shakes San Diego, Protecting Their Young at the Center

Footage from the San Diego Zoo Safari Park shows the large mammals huddling together around the herd’s calves

Page 4 of 16