wildlife

Early 20th-century paleontologists wondered whether the small arms of Tyrannosaurus rex were used for grasping when the dinosaurs mated.

Everything You Want to Know About the Sex Lives of Dinosaurs, From Scratching the Ground to Battling With Horns

By evaluating fossils, scientists are learning what creature features may have been used to attract mates and fight off sexual competitors

One of the two recaptured lynx—another two are still on the loose

Four Lynx Have Been Illegally Released Into the Scottish Highlands. Officials Think ‘Guerrilla Rewilding’ Is to Blame

So far, only two of the four lynx have been recaptured, leaving authorities scrambling across the snowy woods to find the missing cats

A Surinam golden-eyed tree frog calls for a mate, puffing out its cheeks.

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

Cast your vote for your favorite of the photographs, which are all contenders for the People’s Choice award, through January 29

The Onodera Group, a Michelin-starred Japanese sushi restaurant chain, placed the winning bid for the massive fish.

Massive Bluefin Tuna the Size of a Motorcycle Sells for $1.3 Million at a Japanese Fish Market

The fish weighed 608 pounds, which is also about the same size as an adult male grizzly bear. It garnered the second highest bid at the Toyosu Market since records began in 1999

Matanuska Glacier north of Anchorage is one of the best spots for a more intense experience in the Alaskan wilderness.

Seven Ways to Explore Alaska's Endangered Glacial World

With the state’s glaciers retreating at alarming rates, there is no time like now to trek, climb, paddle and fly to see them

Steller's sea eagles are massive birds of prey typically found along the coasts of northeastern Asia. The one pictured above is not the bird spotted in Canada.

Rare and Giant Steller's Sea Eagle Spotted Thousands of Miles From Home in Eastern Canada Park

The bird, thought to be the only one of its kind in the Western Hemisphere, is presumed to be Stella, an out-of-place raptor spotted at sites across North America in recent years

More than 1,300 tiny snails were released into the wild after a captive breeding effort. One baby snail is shown here on a British five pence coin.

Once Feared Extinct, 1,329 Pea-Sized Snails Have Been Released on an Atlantic Island After Captive Breeding Effort

Goats, rodents and habitat loss threatened the snails on Deserta Grande Island, so the mollusks were reintroduced on a neighboring island that’s free of invasive species

A northern saw-whet owl in Canada

Meet the Tiny, Adorable Owls That Have Mastered the Art of Hiding

One of the smallest owls in North America, the northern saw-whet lives among us and is rarely seen—but one volunteer science project aims to find them and uncover their secrets year after year

Though she faced many challenges—including the loss of her left eye—the gray wolf named 907F persevered and lived to be more than 11 years old.

The Iconic, One-Eyed 'Queen of the Wolves' Dies After Fight With Rival Pack in Yellowstone National Park

A beloved matriarch, 907F lived to be 11 years old, which is much longer than the average life span for gray wolves and a rare feat, even for those in the protected area of Yellowstone

Southern sea otters are making a comeback along the coast of California—and they're chowing down on invasive European green crabs.

Hungry Sea Otters Are Taking a Bite Out of California's Invasive Crab Problem, New Study Finds

Researchers estimate southern sea otters eat up to 120,000 European green crabs per year at the Elkhorn Slough National Estuarine Research Reserve

A scorpionfish swims along an unnamed seamount on the Nazca Ridge in the Pacific Ocean.

The Ten Most Awe-Inspiring Ocean Moments of 2024

From animal journeys across oceans to the discovery of dozens of new species in the deep sea, these stories wowed us

One in ten southern right whales lives past the age of 131, new research suggests.

Some Whales Live Much Longer Than Previously Thought, a Discovery That Could Change How We Protect Them

In a new study, researchers use novel techniques to uncover more accurate life expectancy estimates of southern and North Atlantic right whales

Sombrero ground lizards (Pholidoscelis corvinus) are endemic to Sombrero Island, north of Anguilla, which means they're found nowhere else on the planet.

This Once-Rare Lizard Bounced Back From the Brink of Extinction After 'Painstaking' Restoration Efforts in the Caribbean

In 2018, fewer than 100 Sombrero ground lizards remained on Sombrero Island—but now, more than 1,600 of the critically endangered reptiles are scampering around the limestone landscape

Crows congregate in Delano, California, in 2014. The birds tend to gether in urban areas, prompting some city officials—spanning New York, Illinois and Oregon—to try to disperse them.

Officials Ward Off 20,000 Crows With Flares and Lasers in Upstate New York, an Annual Battle Waged in Cities Nationwide

Massive roosts of crows in Rochester leave streets covered in feces, but some "corvid fanatics" aren't pleased about certain methods for dealing with the birds

A red-bellied woodpecker peers into a hole in a tree and spots a very alarmed-looking young screech owl. The photograph, which was highly commended in the contest, is titled "You're not my mother."

Check Out 14 Hilarious Winners From the Nikon Comedy Wildlife Photography Awards Contest

From an "awkward" smiling frog to embarrassing owl parents, this year's winners of the entertaining annual competition won't let you down

François Lanoë, an archaeologist at the University of Arizona, helped discover an 8,100-year-old canine jawbone in Alaska in 2023.

Humans Fed Salmon to Canines 12,000 Years Ago, Study Suggests, Hinting at the Origin of Our Relationship With Dogs

New research indicates early humans and canines were interacting in the Americas 2,000 years earlier than previously thought

Paleontologists made discoveries about a wide variety of dinosaurs over the past 12 months.

The Top Ten Dinosaur Discoveries of 2024

From the realization that paleontologists still haven’t found the biggest dinosaurs to the unearthing of a small burrowing dino, the year has been marked by awe-inspiring finds

Siberian tigers Boris and Svetlaya lounge together in the wild. Boris walked 120 miles to reunite with her after their release from a rehabilitation program.

Two Orphaned Siberian Tigers Reunite as Mates After a 120-Mile Trek Through Russian Wilderness

Conservationists hope the love story between Boris and Svetlaya might indicate a new, successful chapter in tiger repopulation efforts

The tail, or fluke, of a humpback whale is identifiable, like a fingerprint is for a human.

Humpback Whale Makes Record-Breaking 8,000-Mile Migration Across Three Oceans, but the Reason Is Still a Mystery

Biologists say mating, climate change or simply being confused might have driven the creature to swim great distances, between Colombia and Zanzibar

Hawaiian crows, or ʻalalā, are intelligent birds that play an important role in Hawaiian culture. (This is not one of the five individuals taking part in the pilot release on Maui.)

Scientists Release Five Hawaiian Crows on Maui, Giving the Imperiled Birds a Second Chance—on a New Island

Only about 110 individuals of the species, called ʻalalā, are left in the world, making them the most endangered crows on Earth

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