The Vogelkop bowerbird (''Amblyornis inornata''), also known as the Vogelkop gardener bowerbird, is a medium-sized,

bowerbird Bowerbirds () make up the bird family Ptilonorhynchidae. They are renowned for their unique courtship behaviour, where males build a structure and decorate it with sticks and brightly coloured objects in an attempt to attract a mate. The family ...

of the mountains of West Papua (New Guinea).

Description

The birds are about 21–35 cm in length, with the females being slightly smaller. They are mainly olive brown in colour, though somewhat paler below, without ornamental plumage. This makes the species one of the dullest-coloured members of the

family with, however, one of the largest and most elaborate bowers.

Bower

The bower is a cone-shaped

hut A hut is a small dwelling, which may be constructed of various local materials. Huts are a type of vernacular architecture because they are built of readily available materials such as wood, snow, ice, stone, grass, palm leaves, branches, hid ...

-like structure some 100 cm high and 160 cm in diameter, with an entrance usually propped up by two column-like sticks. A front "lawn" of some square meters area is cleaned of debris and laid out with

moss Mosses are small, non-vascular flowerless plants in the taxonomic division Bryophyta (, ) '' sensu stricto''. Bryophyta (''sensu lato'', Schimp. 1879) may also refer to the parent group bryophytes, which comprise liverworts, mosses, and hor ...

. On this, and in the entrance of the bower, decorations such as colourful flowers or fruit, shining beetle

elytra An elytron (; ; , ) is a modified, hardened forewing of beetles (Coleoptera), though a few of the true bugs (Hemiptera) such as the family Schizopteridae are extremely similar; in true bugs, the forewings are called hemelytra (sometimes alterna ...

, dead leaves and other conspicuous objects are collected and artistically arranged. Males go to great lengths to ensure that their displays are in prime condition, replacing old items as needed, as well as trying to outdo their neighbours by finding more spectacular decorations, and arranging them appropriately. As opposed to other species of bowerbirds, such as the

satin bowerbird The satin bowerbird (''Ptilonorhynchus violaceus'') is a bowerbird endemic to eastern Australia. A rare natural hybrid (biology), intergeneric hybrid between the satin bowerbird and the regent bowerbird is known as Rawnsley's bowerbird. Descrip ...

, there is no fixed preference for items of a certain colour, more important being the "novelty value" of the items instead, which can lead to

fashion Fashion is a form of self-expression and autonomy at a particular period and place and in a specific context, of clothing, footwear, lifestyle, accessories, makeup, hairstyle, and body posture. The term implies a look defined by the fashion in ...

-like trends if males find rare or unusual items; such rare finds are prime targets for theft by neighboring males. Females visit bowers and, depending on whether they like the "treasure trove" on display, will mate with the attendant males. The bower, indeed the male, play no part in nesting and raising the young. The songs and

mimicry In evolutionary biology, mimicry is an evolved resemblance between an organism and another object, often an organism of another species. Mimicry may evolve between different species, or between individuals of the same species. Often, mimicry f ...

skill of this bird are well known among the

indigenous peoples Indigenous peoples are culturally distinct ethnic groups whose members are directly descended from the earliest known inhabitants of a particular geographic region and, to some extent, maintain the language and culture of those original people ...

. In September 1872,

Odoardo Beccari Odoardo Beccari (16 November 1843 – 25 October 1920) was an Italian botanist famous for his discoveries in Indonesia, particularly New Guinea, and Australia. He has been called the greatest botanist to ever study Malesia. His author abbreviat ...

became the first naturalist to see the home grounds of this bowerbird in the

Arfak Mountains The Arfak Mountains is a mountain range found on the Bird's Head Peninsula in the Province of West Papua, Indonesia. The term "arfak" came from the language of the coastal Biak people, meaning "inferior." This is due to how big the mountains are ...

Irian Jaya New Guinea (; Hiri Motu: ''Niu Gini''; id, Papua, or , historically ) is the world's second-largest island with an area of . Located in Oceania in the southwestern Pacific Ocean, the island is separated from Australia by the wide Torres ...

. Because of its unadorned and plain plumage, this bowerbird is relatively safe from persecution. A common species within its limited habitat range, the Vogelkop bowerbird is evaluated as Least Concern on the

IUCN Red List The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biol ...

of Threatened Species.

References

External links

* Avian Visual Cognition
Photo of male
arranging red flowers and black beetle elytra. Retrieved 2007-FEB-19.

Retrieved 2007-FEB-19.
Photo of male in front of bower
by Don Roberson. Note discarded batteries and film casings. Retrieved 2007-FEB-19.
Video of a Vogelkop Bowerbird preparing its display

Video footage from the BBC's Life and Life of Birds series

Vogelkop bowerbird The Vogelkop bowerbird (''Amblyornis inornata''), also known as the Vogelkop gardener bowerbird, is a medium-sized, bowerbird of the mountains of West Papua (New Guinea). Description The birds are about 21–35 cm in length, with the fema ...

Birds of West Papua

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