Black rein ibis

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Black rein ibis
Black rein ibis

Black rein ibis

Systematics
Class : Birds (aves)
Order : Pelecaniformes
Family : Ibises and spoonbills (Threskiornithidae)
Genre : Therisiticus
Type : Black rein ibis
Scientific name
Theristicus melanopis
( Gmelin , 1789)

The black-faced ibis ( Theristicus melanopis , too) Brillenibis called, is a South American bird from the family of ibises and spoonbills . The black rein ibis is quite common in southern Chile and Argentina , rarely in northern Chile, Ecuador , Bolivia and Peru . According to IUCN there are 25,000 to 100,000 breeding pairs worldwide, the species is classified as not endangered .

Subspecies

  • Th. M. branickii (Berlepsch & Stolzmann, 1894)
  • Th. M. melanopis (Gmelin, 1789)

Appearance

The black rein ibis reaches a body length of 71 to 76 cm. The head, neck and chest are brown, the wings are gray, and the belly and tail are black. The downward curved beak is dark gray, the eye is framed by a black field of vision. A black field is also visible on the throat, directly under the beak. Together they form the eponymous "reins". The strong legs are dark red. The most noticeable distinguishing feature to the otherwise similar white-necked ibis is the lack of white coloring on the wing. In contrast to many other ibises, it does not have long feathers. There is no pronounced gender dimorphism .

habitat

The black-rein ibis prefers open grasslands, pastures, fields and open forests, but can also be found in wetlands and on ponds and rivers.

nutrition

The diet of the black-rein ibis consists of insects and their larvae, worms, snails and their eggs, and more rarely small amphibians and mammals.

Reproduction

The black-rein ibis usually breed in colonies of up to 50 pairs. The nests are often built on rocks and cliffs, but sometimes also in reeds. Twigs are used as nest building material, grass and leaves are used for padding. The clutch of two to three eggs will hatch in about 28 days.

literature

  • J. del Hoyo, A. Elliott, J. Sargatal (Eds.) (1992): Handbook of the Birds of the World . Vol. 1. Ostrich to Ducks. Lynx Edicions, Barcelona, ISBN 84-87334-10-5

Web links

Commons : Black Reins  - Album with pictures, videos and audio files