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Seneca Park Zoo. Meat loan saves leopard.
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Hemmer, H. Studies of Irbis, Uncia uncia: Munich State-collection Zoo.
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von Dungern, D. F. (1910). Lulu, my snowleopard.
Abstract: Recollections by a German forest-ranger about his pet, a snowleopard.
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Konrath, R. (1975). Snow leopard born at Milwaukee. Animal Keepers' Forum, 11(11).
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Houston Zoological Society. (1979). Houston's summer snow.
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Hansen, J. (1980). The snow leopard study, part one.
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Konrath, R. (1975). Snow leopard born at Milwaukee. Animal Keepers' Forum, 11(11).
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Ulmer, F. A. (1966). Voices of the Felidae. Stock, , 259–262.
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Jones, M. L. (1977). The snow leopard in captivity (R. L. Eaton, Ed.) (Vol. III).
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Woodland Park Zoo. (1980). No vacancy.
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