Description: The two sexes being very different colors, one made a long time thought that they were two different species.It is into 1874 that Doctor A.B. Meijer of the national Natural history museum of natural history of Munich discovered that the male was with green prevalence and the red female.Higher mandible coral, yellow with the end, lower maroon than black, orange iris, gray legs in the male. Black nozzle, yellowish white iris in the female.