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An at-risk butterfly hunkers down at Pennsylvania’s biggest bombing rangeSeptember 4, 2024
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PHOTOS: Adorable baby Sumatran orangutan born at Philadelphia Zoo a big win for conservation effortsAugust 15, 2024
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Bald eagles, osprey no longer considered endangered in NJJune 8, 2024
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Cloning makes three: Two more endangered ferrets are gene copies of critter frozen in 1980sApril 17, 2024
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Heat is killing sea turtlesSeptember 14, 2023
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Little brown bats land on Pa.’s endangered species listAugust 12, 2023
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The votes are in: Philadelphia Zoo announces names of sloth bear cubsMay 29, 2023
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The Philadelphia Zoo wants your help naming two sloth bear cubsMay 24, 2023
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It’s twins! Philadelphia Zoo announces birth of 2 sloth bear cubsFebruary 16, 2023
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2 rare Andean bear cubs born at Smithsonian’s National ZooNovember 30, 2022