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Efficiency, bias, and consistency of visual and aural surveys of curassows (Cracidae) in tropical forests

I. Jimenez, Auteur ; G. A. Londono, Auteur ; C. D. Cadena, Auteur

Dans Journal of Field Ornithology (74(3) SUM 2003)

Curassows are among the most threatened Neotropical birds, so reliable methods for estimating their abundance are needed to discern distribution patterns and manage populations. Based on the assumptions that the distance to booming curassows can[...]

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