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Marco A. Rodriguez, Susan E. Richardson, William M. Lewis, Jr., Nocturnal Behavior and Aspects of the Ecology of a Driftwood Catfish, Entomocorus gameroi (Auchenipteridae), Biotropica, Vol. 22, No. 4 (Dec., 1990), pp. 435-438
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Rodríguez et al. (1990) studied this question.
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