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Female satin bowerbirds mature at two to three years [4] but males do not reach maturity until seven or eight years when they have moulted completely into their characteristic blue-black adult plumage. The satin bowerbird is the longest-lived passerine with anything approaching high-quality banding data: it is estimated that the average ...
4 sty 2021 · Male satin bowerbirds have rich, iridescent plumage that appears blue or black, depending on the light, and vivid royal-blue eyes. The females, which live in groups with a single male, have more subtle green and brown plumage that blends in with the vegetation.
The male Satin Bowerbird [Ptilonorhynchus violaceus] builds his bower and decorates it with a collection of flowers and blue trinkets, and spends much of his time perched at his bower making...
Satin Bowerbirds are medium-sized birds. The adult male has striking glossy blue-black plumage, a pale bluish-white bill and a violet-blue iris. Younger males and females are similar in colour to each other and are collectively referred to as ‘green’ birds.
Large plump bowerbird with short bill. Adult males are entirely dark glossy blue-purple color with a pale bill and bright violet eye. Adult females and immatures are primarily green and brown, with blue/pink eyes and scalloped underparts.
25 lut 2011 · This suggests that: 1) blue plumage coloration is more important in mate choice than UV or other colors, and 2) that there is a mismatch between the peak reflectance of the plumage of male satin bowerbirds and the range of plumage wavelengths that are correlated with male mating success.
Identification. Satin Bowerbirds are medium-sized birds. The adult male has striking glossy blue-black plumage, a pale bluish white bill and a violet-blue iris. Younger males and females are similar in colour to each other, and are collectively referred to as 'green' birds.
