Wildlife

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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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Game Cats

Kanini and Quincy

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That's a Lot of Turtle Soup

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Python Invasion?

Burmese pythons move into the Everglades

Jack rabbits like this one have mysteriously vanished from Yellowstone National Park a Wildlife Conservation Society study says.

Jackrabbits Vanish from Yellowstone

Since 1990, there's only been one jackrabbit sighting in Yellowstone

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Trials of a Primatologist

How did a renowned scientist who has done groundbreaking research in Brazil run afoul of authorities there?

The Tonan Maru No. 2 whaling factory ship, drafted into military use, was damaged by a Dutch submarine while taking part in the landing at Kuching, Borneo.

Blood in the Water

Japan's lethal whale research draws criticism

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Songs from the Deep

Tuning in to why humpbacks sing

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Big Love

In a mating ritual, male humpback whales leap, splash and fight. But researchers ask: just what does a female whale want?

Swallowtail caterpillar with little depth of field.

Wild Things

Life as We Know It

Frogs on the EDGE

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UPDATE: State of Emergency

The latest on the endangered mountain gorillas in war-ravaged Congo

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