When Uncle Sam's "Fish Cops" Reel in a Suspect, He's Usually a Keeper

Agents of the National Marine Fisheries Service often work undercover gathering the evidence needed to make arrests stick

A cock and a hen roosting together

Feathered Fights of Fancy

No ordinary fowl, these birds have been bred for visual delight. For many an owner, they are just too pretty to eat


When One of the National Zoo's Gorillas Goes In For Tests, It's Not Just Standard Operating-Room Procedure

By discovering heart disease early, echocardiograms have improved life; now Washington cardiologists are using them to help great apes at the National Zoo


Following the Footsteps of Fox and Bear

Naturalist-sleuth Susan Morse and her fellow conservationists at Keeping Track monitor wildlife in order to pinpoint critical habitat


Around the Mall & Beyond

Since her arrival in September, baby Chitwan has charmed visitors and curators alike. This is the first birth of a rhino at the National Zoo since 1974


The Dogs That Go to Work, and Play, All Day -- for Science

Geneticist Jasper Rine and his colleagues launched the Dog Genome Initiative to elucidate both canine genes and behavior


The Object at Hand

It took four years, a shipwright and help from the British to create the blue whale model installed in the National Museum of Natural History

At the 'Mayo Clinic for Animals,' the Extraordinary Is Routine

New York's renowned veterinary hospital takes on almost anything, from a constricted boa to a mite-infested mouse to an anemic iguana


If It Moves, Grab It, but Try Not to Get the End That Bites

That's the advice researchers in Venezuela give volunteers who help them find and collect specimens of the world's biggest boa

This image shows an about 1.6 inch (4 cm) large male Yellow-winged Darter (Sympetrum flaveolum) from the side

Dragonflies Are an Odd Combination of Beautiful Things

Don't be misled by their dainty appearance. These ornaments of summer are aggressive predators, amazing fliers and bizarre suitors


New Ideas in the Air at the National Zoo


How Taxonomy Helps Us Make Sense Out of the Natural World

We all have a need to classify plants and animals, which is what the National Museum of Natural History does on a grand scale

Clyde Roper Can't Wait to Be Attacked by a Giant Squid

After studying (and eating) smaller squid for years, the Smithsonian's cephalopod man is now ready to face the biggest calamari of all

Zebra crossing a dirt road near Mpala Research Centre, Kenya

Creatures Wild and Wonderful Thrive at a Living Lab in Kenya

The Mpala Research Centre offers a pristine environment for collaborative study on how humans and wildlife can coexist in the future


In the Company of Cannibals That Sting...and Glow

Found everywhere from beaches to 14,000 feet up in the Himalayas, scorpions kill more people than any other animal except snakes and bees


The Object at Hand

The story behind the Smithsonian's display tiger leads back into tiger history, man-eating and otherwise, and back to the fact that tigers are endangered


That 'Little Armored Thing' Doesn't Get by on Looks Alone

It appears to be made out of spare parts, but the only mammal equipped with a carapace is actually a model of ecological efficiency

Elephant Seals

Elephant Seals, the Champion Divers of the Deep

These ponderous pinnipeds continually set new records for diving to crushing depths; researchers are hard at work to discover just how they do it


My Dog Has Fleas, Also My Cat, My Bird, My...

These tiny prehistoric parasites have evolved a bold array of weapons, the better to torture their hosts


The Object at Hand

How a snake, attended by alarums and excursions, made it from an Asian jungle to the National Zoo and so to its present berth in a Smithsonian museum

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