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Animals

Several species have evolved in response to human environmental impacts.

Five Astounding Ways Humans Are Driving Animal Evolution, Including Causing Lizards to Grow Longer Legs and Leading Moth Populations to Become Darker

When people build cities and introduce invasive creatures, resident critter populations sometimes adapt

Golden apple snails and humans have similar eyes with related structures. Understanding how the snails can regrow them could help scientists heal human eyes.

This Snail Can Regrow Its Eyes—and Understanding How May One Day Help Humans With Injuries

Researchers pinpointed a gene related to eye development in golden apple snails, which can regenerate amputated eyes within about a month

In a new study, a pink cockatoo performed 257 dance moves in sequence as researchers played a 20-minute loop of Avicii’s song "The Nights."

Think You Can Dance? Check Out These Cockatoos. Research Finds the Parrots Have 30 Moves in Their Repertoire

A new study of the birds in online videos and at an Australian zoo revealed 17 dance moves never before documented by scientists

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

Two adult female mountain gorillas rest with one of their infants.

Female Gorillas Form Ties That Bind, Helping Them Join New Social Groups

A new study finds that when female mountain gorillas move to a new crowd, they look for females they’ve already met

Australia’s major skink (Bellatorias frerei) has evolved to combat snake venom with the same mutation found in honey badgers, according to a new study.

Scientists Discover Australian Lizards Have Mutations to Resist Snake Venom—and One Day, That Could Help Humans

A new study looking at how skinks have evolved to block venom from reaching their muscles could guide development of new antivenoms

After seeing a picture of the stick insect on social media, the researchers spent days trying to find and collect it for further research.

Gigantic ‘Walking Stick’ Discovered in Australia Might Be the Continent’s Heaviest Insect

Scientists identified the elusive new species from a female found in a high-altitude rainforest’s canopy

The new species lives in the tropical and subtropical waters of the Atlantic, from the eastern United States down to Brazil.

Scientists Identify a New Manta Ray Species, Just the Third Known in the World

Meet Mobula yarae, a large marine creature that lives along the coast in the Atlantic Ocean

The overpass is expected to be completed in December 2025, with landscaping work to be finished in 2026.

Colorado Is Building the ‘World’s Largest’ Wildlife Overpass, Giving Elk and Other Big Creatures a Safe Path to Cross a Busy Freeway

The completed overpass will be 200 feet wide by 209 feet long, forming a bridge across six lanes of traffic that see more than 100,000 vehicles each day

Artist illustration of a pack of Borophagus secundus

What Happened to the Bone-Crushing Dogs That Once Hunted Across North America?

Before going extinct roughly two million years ago, canids known as borophagines took down and consumed much larger prey

Winter-run Chinook salmon are unique because they spawn in the summer, then migrate as adults to the Pacific Ocean in the winter.

For the First Time in Nearly a Century, Adult Winter-Run Chinook Salmon Are Swimming in California’s McCloud River

Video footage shows a female guarding her nest while several smaller males compete for positioning nearby

A river otter 

From Playful Otters to Pint-Size Owls, These Eight Awesome Animals Call the Chesapeake Bay Home

Blue crabs, bluebirds, beetles and many more creatures can be spotted in and around the bay—and scientists at the Smithsonian Environmental Research Center are paying attention

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

Due to conservation efforts, more than 240 kākāpō live on sanctuary islands, but the species remains critically endangered.

New Zealand’s Massive Green Parrots Have Narrowly Avoided Extinction. But Many of Their Parasites Did Not Survive

A study examining fossilized droppings reveals the kākāpō has faced a decline in the diversity of its parasites—and that might not be a good thing

Researchers deposited the larvae into the hull of a shipwreck off the coast of Belgium.

Scientists Deposit 200,000 Rare Oysters in a Shipwreck 100 Feet Below the Surface of the North Sea

European flat oysters have nearly disappeared from the region. Now, researchers are helping them recover by depositing the oyster larvae on gravel beds off the coast of Belgium

The leaf-toed gecko has been rediscovered on Rábida Island in the Galápagos.

Small, Secretive Gecko Rediscovered in the Galápagos After Scientists Eliminate Invasive Rats

Researchers thought leaf-toed geckos were locally extinct on Rábida Island, so they were thrilled to find several of the lizards alive and well during 2019 and 2021 expeditions

Researchers found fragments of fossils representing prehistoric mollusks, crustaceans and worms among rocks at the Grand Canyon.

Trove of Fossils Uncovered in the Grand Canyon Offers a Rare Glimpse Into Cambrian Life, With Toothy Worms and Slug-Like Mollusks

Rocks found along the Colorado River in Arizona turned out to contain fossilized fragments of soft-bodied creatures, suggesting the site may have been an “evolutionary hotbed”

Aspen trees are making a comeback at Yellowstone National Park.

Reintroduced Wolves Are Helping Baby Aspen Trees Flourish in Northern Yellowstone for the First Time in 80 Years, Study Suggests

The apex predators, restored to the park in 1995, appear to be keeping the local population of plant-eating elk in check, which allows aspen saplings to grow tall and healthy

New research suggests a large crocodile-like creature attacked a "terror bird" 12 million years ago.

Even Apex Predators Like ‘Terror Birds’ Had Enemies, Research Suggests

Bite marks on a fossilized leg bone found in South America suggest a crocodile-like creature attacked a massive, meat-eating bird 12 million years ago

A juvenile blacktip reef shark swims in shallow waters by the mangroves in Palau. This image was highly commended in the underwater category.

See 11 Stunning Images of Mangrove Forests and Their Wildlife, Showcasing the Trees’ Beauty and Fragility

The winners of the Mangrove Photography Awards shed light on the ecologically valuable but highly threatened coastal ecosystems

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