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Keywords from Image Description:
Pheucticus ludovicianus. Zamelodia ludoviciana Pheucticus ludovicianus Linnaeus Winter plumages illustrated by the Rosebreasted Grosbeak Zamelodia ludoviciana The Auk Volume Number pp Creator Louis Agassiz Fuertes PDoldauto Original upload log page de Pheucticusludovicianus Earwig bytes no Information Zamelodia ludoviciana