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Article
Marcelo de Andréa Segall, Auteur ; Luiz Pedreira Gonzaga, Auteur ; Caio Fittipaldi Kenup, Auteur ; Gloria Denise Augusto Castiglioni, AuteurThe occurrence of vocal dimorphism in strigid owls has been known for a long time and it is widely accepted that males emit songs with lower frequency than those of females. However, there are several gaps in our knowledge about this phenomenon,[...]
Article
Marcelo de Andréa Segall, Auteur ; Luiz Pedreira Gonzaga, Auteur ; Paulo Cesar Paiva, AuteurMale birds of prey are usually smaller than females, known as ?Reverse Size Dimorphism? (RSD). We quantified sexual size dimorphism in species that occur in Brazil, and suggest a bootstrap-based approach that allows an estimate of confidence int[...]
