Thursday, Dec 18, 2014

Blue-collared Parrots (Geoffroyus simplex)

Blue-collared Parrots

Geoffroyus - Long-winged Parrots
Simple or Blue-collared Parrot

The Simple Parrot (Geoffroyus simplex), also known as Blue-collared Parrot, is native to Arfak and Tamrau Mountains on Vogelkop Peninsula, Irian Jaya in Indonesia.


Species:

  • Simple Parrot (G. s. simplex)- nominate form
    • Distribution: On Vogelkop

  • Lilac-collared Parrots (G. s. buergersi)
    • Distribution: New Guinea: Western New Guinea, south-eastern Papua

Description:

The Blue-collared Parrot aka Simple Parrot averages ~8.5 inches (22 to 23 cm) in length (from head to tip of the tail) and weighs ~ 6.8 oz (195 g).

Its plumage is mainly green with a black beak. The forehead, sides of head, breast, abdomen, upperside of tail, upper and under tail-coverts are yellowish-green. They have yellow wing bends, blue underwing coverts and a pale yellow iris.

Adult males have a blue collar across upper breast to lower neck above the mantle.

Females lack the blue collar, but have a bluish tinge to the crown and nape (back of the neck).

Immature birds look like females, but other than a faint bluish tinge, there is no blue visible. They have a paler bill.


Voice / Calls:

Its calls in flight are distinctive, namely, a loud rolling series of notes repeated continuously.


Taxonomy:

Species: Scientific: Geoffroyus simplex simplex ... Dutch: Blauwnek-Groenkoppapegaai ... German: Grünkopfpapagei ... French: Perroquet Geoffrey à colette bleu ... CITES II - Endangered




Sub-species:


Lilac-collared Parrots:

The Lilac-crowned Parrot (Geoffroyus simplex buergersi) is found at the higher elevations of New Guinea: Western New Guinea, south-eastern Papua, specifically between the 500 to 2300m range. This parrot inhabits humid hill forest and forest edges, and usually seen in flocks of up to 200 parrots.

Description: The Lilac-collared Parrot looks like the Blue-collared or Simple Parrot described and featured above, except the collar is lilac-blue and more extensive. The under wing-coverts are violet-blue. They are also generally larger, averaging 9.5 inches (24 cm) in length (from head to tip of the tail). Hens look like the female of the nominate form, but the under wing-coverts are violet-blue and she is also larger.

Call / Voice: Its calls in flight are distinctive, namely, a loud rolling series of notes repeated continuously.

Species: Scientific: Geoffroyus simplex buergersi ... English: Lilac-collared Parrot ... Dutch: Paarsnekpapegaai ... German: Bürgers Grünkopfpapagei ... French: Perroquet Geoffrey à tête vert ... CITES II - Endangered


Species Research by Sibylle Johnson

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