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Animals

A skeleton of the giant Triassic ichthyosaur Shonisaurus popularis hangs in the Nevada State Museum.

Whale-Sized Marine Reptiles Once Ruled the Seas

Paleontologists are beginning to learn how and why ichthyosaurs evolved into giants

In total, researchers made CT scans of the inner ears of 147 frog species. With these scans, the team determined that Brachycephalus toads' semicircular canals are the smallest ever recorded for adult vertebrates.

The Pumpkin Toadlet’s Miniature Size Makes It a Lousy Hopper

These amphibians’ tiny inner ear canals make balancing mid-jump a challenge

Exotic animals including parrots and monkeys served as pets and entertainment in California in the 1850s.

The Monkeys and Parrots Caught Up in the California Gold Rush

Researchers combed through 19th-century records and found evidence of the species, which joined a menagerie that included Galapagos tortoises and kangaroos

A cat chews up and rolls around in the leaves of the silver vine plant.

When Cats Chew Catnip, It Works as a Bug Spray

Plant leaves that repel mosquitoes release a more effective repellant after being crushed up by felines

Archaeologists found the remains of roughly 350 frogs near an Iron Age roundhouse.

How Did Thousands of Frog Bones End Up Buried at an Iron Age Settlement?

Archaeologists are trying to make sense of the remains, found in a ditch in England

A Mexican wolf pup less than 14 days old is given a health check before being placed into a wild den in New Mexico.

Eleven Mexican Gray Wolf Pups Released Into the Wild

The pups were part of a cross-fostering program to boost genetic diversity in the endangered subspecies

Chilean devil rays swim in the Atlantic Ocean near the Azores. 

What Are Scientists Learning About the Deepest Diving Creatures in the Ocean?

Animals-turned-oceanographers are helping biologists find out what they do when they get to the cold, dark depths

A bison walking on a road in Yellowstone National Park in Wyoming. 

Woman Gored by a Bison in Yellowstone National Park

An Ohio woman came within ten feet of the animal and was thrown ten feet in the air

Giraffes may have evolved such long necks, in part, because of sexual competition.

An Extinct, Head-Butting Animal May Help Explain Giraffes’ Long Necks

The giraffe’s ancestor used its sturdy head and neck to fight for mates

Paleontologists are just beginning to uncover the evolutionary backstory of armored dinosaurs like the ankylosaur Euoplocephalus.

New Fossil Finds Track When Armored Dinosaurs Spread Around the World

Discoveries in Asia and Africa are rewriting the backstory of dinosaurs like Stegosaurus

Researchers wanted to study how Anna's hummingbirds adapted to higher elevation. (Pictured: male Anna's hummingbird)

Scientists Moved Hummingbirds to High Elevations to See How Climate Change Might Affect Them

Artificial migrations to colder environments altered the small bird’s metabolism and ability to fly

The skydiving wandering salamanders are native to northwestern California.

Wandering Salamanders Skydive From Some of the World’s Tallest Trees

The amphibians stretch their limbs and tails to glide in a smooth style

When a group of 360 dolphins visited corals located in the Northern Red Sea, reseachers noticed that calves under one year old would watch adults brush themselves against the coral.

Dolphins May Use Coral and Sponges as Skin Care Items

The mammals rub on invertebrates, possibly to contact substances that might work like antibacterial creams

Up to 50 percent of the world's tarantula species are involved in wildlife trade, including 25 percent of species described since 2000.

The Black Market Is Crawling With Spiders, New Study Finds

More than 1,200 species of spiders, scorpions and other arachnids are involved in the wildlife trade

A female saltmarsh sparrow in a New Hampshire wetland is held by University of New Hampshire graduatet student Talia Kuras. The circular device reads the transponder-containing indentification tag on the bird's leg. 

Planet Positive

Saving the Imperiled Saltmarsh Sparrow

Conservationists are racing to rescue a delightful coastal animal from rising seas

Tiger tamer Alexander Lacey gets his tigers on their feet in one of the final performances of the Ringling Bros. and Barnum & Bailey Circus.

The ‘Greatest Show on Earth’ Is Coming Back—Without Circus Animals

After seemingly closing for good five years ago, Ringing Bros. and Barnum & Bailey will launch a new, more modern show in 2023

Horses have shaped human history over millennia, just as humans have influenced their evolution

When Did Humans Domesticate the Horse?

Only recently have scientists discovered exactly when and where the animal went from wild to tame

Wild boars are causing major issues in Italy.

Wild Boars Are Ransacking Rome

The Italian government plans to cull the population after at least one animal tested positive for a contagious swine fever

Hector the Deinonychus skeleton

Should the Skeleton of a Dinosaur That Helped Inspire ‘Jurassic Park’ Be Sold to the Highest Bidder?

The rare fossil could sell for $6 million at auction

Black turban snails are small marine snails that make tasty prey for crabs. Failed crab attacks leave scars on a snail’s shell. By analyzing the rate of scarring and the size of the snail when it was attacked, researchers can learn important details about crab populations.

Scars on Snails Offer a 100,000-Year Record of Crab Populations

A surprisingly simple technique for studying marks on shells shows how California’s crab population has changed over millennia

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