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Variation in size and fecundity between neighbouring populations in the common frog, Rana temporaria
Vol 9, Iss 3, Page 79, Date 1991
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Predator-prey relationship between giant water bugs (Belostoma oxyurum) and larval anurans (Bufo arenarum)
Vol 9, Iss 3, Page 61, Date 1991
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Images d’Amphibiens camerounais. IV. Les constructeurs de nids
Vol 9, Iss 3, Page 71, Date 1991