Sexual Dichromatism in the Blue-fronted Amazon Parrot (Amazona aestiva) Revealed by Multiple-angle Spectrometry

Seventy-five percent of psittacine species, including the blue-fronted Amazon parrot (Amazona aestiva), are classified as sexually monomorphic. However, this classification is based on the inability of the trichromatic human eye to perceive light in the near-ultraviolet spectrum. Spectrometry is a t...

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Bibliographic Details
Published in:	Journal of avian medicine and surgery Vol. 20; no. 1; pp. 8 - 14
Main Authors:	Santos, Susana I. C O, Elward, Brian, Lumeij, Johannes T
Format:	Journal Article
Language:	English
Published:	Association of Avian Veterinarians 01-03-2006
Subjects:	Amazona aestiva Animal wings avian Birds blue-fronted Amazon parrot Colors Dimorphism (Biology) Female animals Geometric angles Geometry Health aspects Logistics Male animals ORIGINAL STUDIES Parrots Plumage plumage color Reflectance spectroscopy sexual dimorphism spectrometry Ultraviolet radiation ultraviolet reflectance United States
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