Animals

A bobtail squid is imaged by the Deep Discoverer remotely operated vehicle during Dive 07 in Atlantis Canyon. The squid is less than one foot in length.

Surprising Levels of Pollution Found in the Depths of the Mariana Trench

Even deep-sea creatures can't escape pollutants

Think human dating is hard? Try being a panda.

Why Panda Sex Isn't Black and White

Reproductive experts weigh in on panda porn, panda Viagra and other biological myths

The cockeyed squid keeps one eye to the sky and another peeled to the darkness below.

Why This Squid Has One Giant and One Tiny Eye

The creature’s mismatched eyes help it survive in the ocean depths

New Zealand volunteers formed a human chain in the water at a remote beach on Friday as they tried to save about 100 whales after more than 400 of the creatures beached themselves in one of the worst whale strandings in the nation's history.

Hundreds of Pilot Whales Stranded on New Zealand’s Farewell Spit

Up to 300 have died and volunteers are scrambling to get the remaining creatures back in the water

On October 8, 2013, panda cub Bao Bao is examined by Zoo staff Juan Rodriguez and Brandie Smith.

It’s Easy to Fall in Love With a Panda. But Do They Love Us Back?

Keepers admire them, but have no illusions. Pandas are solitary creatures

Saiga at the watering hole in a federal nature reserve in Kalmykia, Russia

A Quarter of the World’s Saiga Antelope Are Dead

A virus is decimating an already fragile species

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

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