1.
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Cora ethnozoology, l knowledge; a bio-ecological and cross cultural approach Malkin, Borys
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2.
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Contributions to our knowledge of the duration of life in vertebrate animals Flower, Stanley Smyth
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3.
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Additions to the knowledge of the amphibians of the Estacion de Biologia Tropical "Los Tuxtlas" Pérez Higareda, Gonzalo
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