Shera, a 5-year-old lioness at the National Zoological Park
Snapshot
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Elephant Trails exhibition opens at National Zoological Park
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Slide Show: Smithsonian’s National Museum of Natural History is 100!
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Scientists find ultrasonic calls of bats also serve a social function
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Killing of methane-producing megafauna may have caused cooling 13,000 years ago
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Census reveals 1,200 howler monkeys living on Barro Colorado Island
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Patience and research may bring lion cubs to the National Zoo
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New study sees mother’s milk as a communications link that shapes infant temperament
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Camera traps & radio collars reveal hoarding strategies of the South American agouti
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In face of crisis, National Zoo to start captive population of Virginia big-eared bats
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New species of giant rat discovered in crater of volcano in Papua New Guinea
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Dog bones reveal ecological history of California’s Channel Islands
