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Evolutionary biology

Catfish mimics

Mutualism can be a double-edged sword if the animals concerned also compete for food. This may explain the discovery that catfish mimics in the Amazon rarely engage in mimicry with related species. See Letter p.84

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Figure 1: Warning signals.



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Mallet, J., Dasmahapatra, K. Catfish mimics. Nature 469, 41–42 (2011).

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