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Condition And Brightness Of Structural Blue-Green: Motmot Tail-Racket Brightness Is Related To Speed Of Feather Growth In Males, But Not In Females, Troy Murphy, T Pham
Condition And Brightness Of Structural Blue-Green: Motmot Tail-Racket Brightness Is Related To Speed Of Feather Growth In Males, But Not In Females, Troy Murphy, T Pham
Troy G Murphy
Coloration plays an important role in sexual and social communication, and in many avian species both males and females maintain elaborate colours. Recent research has provided strong support for the hypothesis that elaborate female traits can be maintained by sexual or social selection; however, most research on female ornamentation has focused on pigment-based colours, and less is known about how structural colours are maintained. Both sexes of the turquoise-browed motmot (Eumomota superciliosa) have a blue-green racket-tipped tail, and it remains unknown if tail coloration serves as a sexual or social signal in one or both sexes. Here, we describe sexual …