Animals

Bison returning to Banff

Bison Back in Banff After 130 Years

Parks Canada released 16 of the wooly ungulates in the national park in a pilot project to re-establish the species

When it comes to reversible ways to prevent pregnancy, men have limited options—for now.

Contraceptive Gel Called the “IUD For Men” Makes It Through Monkey Trials

Vasalgel aims to make contraception for men as easy and effective as IUDs have for women

This diminutive mammal could soon go extinct.

Only 30 of the World’s Most Adorable Porpoise Are Left on Earth

As “the panda of the sea” hurtles toward extinction, scientists stage a last-ditch effort to save the species

The Hagfish Is the Slimy Sea Creature of Your Nightmares

The hagfish is a slime-emitting ocean-dweller that's remained unchanged for 300 million years--and it shows. It has a skull (but no spine)

Geckolepis megalepis

New Species of Fish-Scaled Gecko Can (Literally) Jump Out of Its Skin

The creature sloughs its skin when predators attack, leaving it looking like a raw chicken tender

Take a Tour of France’s “Bestiary of Machines”

Enter Les Machines de l'île’s Mechanical Animal Theme Park

Deciding when to get divorced is a difficult calculation—even for birds.

Birds Struggle to Keep Their Marriages in Rapidly Changing Urban Environments

Deciding whether to get divorced is a complex calculation, even for birds

Peregrine falcons are found on every continent except Antarctica

Ten Fun Facts About Falcons, the Birds

As the Atlanta Falcons prepare to play in the Super Bowl, learn about the remarkable raptors behind the name

Preening automaton

This Robotic Silver Swan Has Fascinated Fans for Nearly 250 Years

It preens, fishes and impresses

How Vampire Bats Suck Blood for 30 Minutes Unnoticed

Thanks to a local anesthetic in their spit, vampire bats are able to drink blood from their prey without being detected

Diet Deficiency Can Lead to Cannibal Hamsters

A new study may explain why the rodents are declining in western Europe

A new study on grey reef sharks turned up a few surprises.

Ocean Preserves Keep Fishing Boats Away from Grey Reef Sharks

Scientists tracked hundreds of reef sharks to find that massive marine refuges can work—with one caveat

The Zoo's female bobcat was found on the property of the Zoo.

Ollie the Bobcat Is Back at the Zoo and Off the Streets of Washington, D.C.

National Zoo bobcat ends her city sojourn

Frogs have a sticky secret: spit.

Special Spit Helps Frogs Get a Grip on Insects

Secretly sticky spit snatches snacks, study shows

Gotcha! A frog's tongue can be five times faster than the blink of a human eye.

Inside Every Frog's Mouth Is a Sticky, Grabby Bullet

Investigating frog tongues—and some human ones!—in the name of science

CERN Weasel 2

Museum Displays the Weasel that Brought Down Particle Physics

A stone marten that disrupted the Large Hadron Collider in November goes on display in Rotterdam in an exhibit about human-animal mishaps

An artist's recreation of what the ancient creature looked like.

Bag-Like, Big-Mouthed Sea Creature Could Be Earliest Human Ancestor

This minute wriggly sea blob could represent some of the earliest steps along the path of evolution

The Carnivorous Plant That Feasts on Mice

While the carnivorous cravings of most flesh-eating plants are limited to small insects, one exception is the pitcher plant

An illustration of Australia's past megafauna.

Changing Climate, Not Humans, Killed Australia’s Massive Mammals

But that mass extinction could help us predict what today’s human-wrought climate change may bring

A Puff Adder Swallowing a Rat Is Something You Can't Unsee

A puff adder has just bitten a rat, injecting it with enough venom to finish it off. The next step is to swallow it whole

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