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Science / Wildlife

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Polar Bears Listed as Threatened

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Quake Strikes Heart of Panda Country

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Penguins Find DDT in Meltwater

Dr. Murray operates on one of the Zoo’s gorillas.

On the Job: Zoo Veterinarian

Suzan Murray talks about making house calls at the nation’s zoo

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Who’s Laughing Now?

Long maligned as nasty scavengers, hyenas turn out to be protective parents and accomplished hunters

An American alligator

Wild Things: Life as We Know It

America’s oldest primate, ocean dead zones and alligator lungs

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Wild Things

Life as We Know It

Call of the Wolf

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Suspect Arrested in Gorilla Killings

Leaf-Cutting Ants in the News

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Return of the Beasts

Elephant seals descend on California beaches for breeding season

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Squirrels Listen for Suspicious Characters

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Wolf Tracker

Biologist Gudrun Pflueger talks about her encounter with a Canadian pack

Grainy Pics Dept: Return of the Carnivores!

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Saving the Cheetah

National Zoo scientist Adrienne Crosier discusses how scientists are using artificialinsemination to rescue the species

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Q&A With the Rhino Man

Wildlife biologist Hemanta Mishra’s efforts to save the endangered Indian rhinoceros

National Zoo researchers (with Ume) are experimenting with cheetah fertility.

Breeding Cheetahs

American Laurie Marker (with Chewbaaka, a cat she raised after it was caught in a trap as a 3-week-old) is the world's expert on cheetahs.

Rare Breed

Can Laurie Marker help the world’s fastest mammal outrun its fate?

Two Bighorn rams

Tracking the Bighorns

Where do the elusive mountain climbers go? Researchers have finally learned some answers

Reaching 60 feet long and weighing up to 20 tonnes, the whale shark is the world's largest fish

Wild Things: Life as We Know It

An Australian conservation group uses Hubble space telescope software to identify animals by their markings

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