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A regent bowerbird arranging items in its bower.. The Ailuroedus catbirds are monogamous, with males raising chicks with their partners, but all other bowerbirds are polygynous, with the female building the nest and raising the young alone.
The satin bowerbird is the longest-lived passerine with anything approaching high-quality banding data: it is estimated that the average lifespan of the species is around eight or nine years, while the record longevity in the wild of twenty-six years is the greatest for any banded passerine.
The regent bowerbird (Sericulus chrysocephalus) is a medium-sized, up to 25 cm long, sexually dimorphic bowerbird. The male bird is black with a golden orange-yellow crown, mantle and black-tipped wing feathers. It has yellow bill, black feet and yellow iris. The female is a brown bird with whitish or fawn markings, grey bill, black feet and crown.
As with most members of the bowerbird family, breeding considerations dominate the lifecycle: females nest inconspicuously and raise their young alone, while the males spend most of the year building, maintaining, improving, defending, and above all displaying from their bowers. Only a male with a successful bower can attract mates. [citation ...
The golden bowerbird's population has decreased 20–29% recently due to the effects of cyclones that moved through their habitat, which destroyed many nesting areas. These cyclones and climate change continue to threaten the golden bowerbird's population, including heat waves that have resulted in lower resources for the birds.
The bower, indeed the male, play no part in nesting and raising the young. The songs and mimicry skill of this bird are well known among the indigenous peoples. In September 1872, Odoardo Beccari became the first naturalist to see the home grounds of this bowerbird in the Arfak Mountains of Irian Jaya.
The nests are primarily made out of the bird's saliva and are often sold for thousands of dollars per pound. While they are considered a rare delicacy in Chinese cuisine, especially in soup, the U ...
The nest is a loose cup made of small sticks up in a tree. The bower itself is that of "avenue-type" with two side-walls of sticks and usually decorated with green-colored berries. A common species in its habitat range, the fawn-breasted bowerbird is evaluated as Least Concern on the IUCN Red List of Threatened Species.