San Francisco Zoo
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Zoo Releases More Than 1,000 Once-Threatened Frogs Into Yosemite National Park
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Pair of Bornean Orangutans Joins San Francisco Zoo After 15-Year Absence of the Species
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2 Beloved Lions — Living at Zoos in San Diego and San Francisco — Die of Old Age
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Koko, the Gorilla Who Learned Sign Language, Dies at 46
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Baby Gorilla Dies in ‘Tragic Accident’ at San Francisco Zoo
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