Marma, B. B., Yunchis, V.V. (1969). Biology of the snow leopard (Panthera uncia uncia). Zoologicheskii Zhurnal, 47(11), 1689–1694.
Abstract: The methods to obtain progeny of the snow-leopard (Panthera uncia uncia) in captivity were being elaborated in the zoological garden of Kaunas, Lithuanian SSR. The blood characteristics for snow-leopards is given and compared to that for African lions and Sumatran tigers. A series of internal, external and clinical indices is established. The rut lasts for 5-7 day, the duration of pregnancy equals 98 days. The duration of lactation varies from 3 to 4 months. Sexual maturity is attained on the 3rd-4th year. From 1960 to 1967 in zoological ghardens of the world abuot 29 snow-leopards were born. 14 of them -- in the Kauna zoological garden.
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Asai, K. (1976). Animals waiting for salvation.
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Encke, B. (1967). Die sucht von schneeleoparden (Uncia uncia) im Krefelder Tierpark (Vol. 9).
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Krumbiegel, V. I. (1936). Die schneeleoparden (Felis uncia Schreb.) des Dresdner Zoologischen Gartens. Dresdner Zoologischen Gartens, , 34–37.
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Schneider, V. K. M. (1936). Einige bilder zur Aufzucht eines schneeleoparden. Dresden Zoological Garden, , 37–39.
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Allen, P. (2002). Conservation Increases Crafts Income (Vol. Winter, 2002).
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Yanke, R. (1976). Think snow.
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Kaunas Zoo. (1962). On the propagation of snow leopards in zoological gardens.
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Clevenger, S. A. (1980). Snow leopards born... and born... and born at OKC Zoo.
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Phillips, L. G. (1981). Palpebral coloboma in three snow leopards.
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