wildlife

A Kronosaurus, one of the top predators in Cretaceous-era tropical oceans, prepares to feast on an ammonite.

Uncovering the Secrets of Colombia's Rich Fossil Deposits

Paleontologists are working hard to understand oceanic remains buried high in the Andes

Ice worms spend most of the day burrowing their way through the cold, dark interior of the glacier, coming to the surface only in the afternoon to feed on algae and bacteria.

This Eight-Day Festival Celebrates One of Alaska's Weirdest Worms

Welcome to the Cordova Ice Worm Festival, a quirky local tradition honoring the mysterious creatures that live in glacial ice

Captured mid-hop, the floppy feet of a white hare were indeed good luck for this photographer.

Celebrate Winter in the Wild With 15 Photos of Animals Enjoying the Snow

These chilly but cute creatures will remind you what’s so wonderful about winter

When researchers reviewed footage of flying insects, they saw that the bugs tilted their backs toward the source of artificial light.

Why Are Flying Insects 'Attracted' to Lights? Scientists May Finally Have an Answer

Moths and other insects might turn their backs toward the brightest source of light around—which has historically been the sky—to determine which way is up and which is down, according to a new paper

A rosy-faced lovebird

These Parrots Use Their Beaks to Swing Across Branches Like Monkeys

Scientists have documented the unusual movement, dubbed "beakiation," for the first time

For species that reproduce sexually, every offspring is a gamble. Each has slightly different genes, giving it the potential to be carrying helpful, adaptive traits.

Can Animals Evolve Fast Enough to Keep Up With Climate Change?

Some may be able to, while others may not

Emperor penguins are the largest penguins in the world, but they're at risk of disappearing because of human-caused climate change.

Scientists Discover Four New Emperor Penguin Colonies From Satellite Images of Antarctica

The findings are a rare bright spot for the birds, which scientists predict will be mostly extinct by 2100

Paleontologists have recognized three related, parrot-like dinosaurs in the Hell Creek Formation. Eoneophron infernalis (top left) walks by MOR 752 (bottom left) and Anzu wyliei (right).

Newly Discovered, Parrot-Like Dinosaur Roamed North America Alongside T. Rex

While larger dinosaurs are comparatively well-known, finding smaller species paints a more complete picture of life before the mass extinction

Iron Gate Dam in Hornbrook, California, on the Klamath River

The Largest Dam Removal Project in U.S. History Begins Final Stretch, Welcoming Salmon Home

After being impeded by dams for more than a century, the Klamath River will be restored to its historic channel this year

This spring, Brood XIII and Brood XIX of periodical cicadas will emerge together for the first time since 1803.

Cicadas Are Coming: Rare 'Dual Emergence' Could Bring One Trillion of the Bugs This Year

The 13-year and 17-year broods that will emerge from underground this spring will be appearing together for the first time in 221 years

Researchers studied roughly 50 numbats over the course of a year.

As the Planet Warms, Australia's Numbats Are at Risk of Overheating

The endangered, squirrel-sized marsupials forage for termites during the day—but they can become too hot after just ten minutes in direct sunlight, according to new research

A female elephant seal rests with her pup on the California coast. Pups in this population spend more days fattening up on mother’s milk than in southern populations on the Kerguelen Islands.

Inside Elephant Seal Pups' Race to the Depths

While northern pups dive right in, their southern cousins take their time

A California grizzly bear specimen at the Santa Barbara Museum of Natural History. The brown bear subspecies went extinct around 1924.

California Grizzlies Weren't as Big—or Bloodthirsty—as People Once Thought

The now-extinct bears were mostly vegetarians and measured about the same size as today's North American grizzlies

Barred owls are bigger, faster to reproduce and less picky about food and habitat.

Can Killing One Species of Owl Help Save Another?

Biologists and conservationists are grappling with a controversial plan to kill 470,000 barred owls in the Pacific Northwest over the next 30 years

Gaia is still getting comfortable in her new environment.

See the 'Adorable'—and Deadly—Black-Footed Cat at a Utah Zoo

Eight-month-old Gaia is part of a breeding program for her vulnerable species, which is considered the "world's deadliest cat"

A turtle appears to smile as a dragonfly alights on its nose.

See 25 Breathtaking Images From the Wildlife Photographer of the Year Contest

Representing some of the world's best nature photography, the pictures are being put to a popular vote for the People's Choice Award

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The Rarest Fish on Earth Has an Unlikely Home—Nevada

Amid the vast Mojave Desert sits an oasis, one brimming with rare flora and fauna that exists nowhere else on earth

Monarch butterflies' signature white spots could help them fly—and inspire better drones.

Seven Scientific Discoveries From 2023 That Could Lead to New Inventions

Biologists learned lots about animals and plants this year, and their findings could inspire better robots, medicine and environmental technologies

Seabirds, such as puffins, have a well-earned reputation as sentinels of change in marine environments.

How Seabirds Can Help Us Predict the Size of Fish Stocks

The scientists who study terns, puffins and other birds are trying to get fisheries managers to heed their warnings

Cats are not picky and will eat nearly anything they can catch.

Cats Prey on More Than 2,000 Different Species

A new study sheds light on just how many creatures domestic cats will eat—including hundreds that are threatened or endangered

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