Black-headed ibis
| Black-headed ibis | ||||||||||
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Black- headed ibis ( Threskiornis melanocephalus ) |
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| Threskiornis melanocephalus | ||||||||||
| ( Latham , 1790) |
The black -headed ibis ( Threskiornis melanocephalus ), also known as the black-necked ibis , belongs to the ibis and lives in India , Pakistan , Burma and Thailand .
Appearance
The black-headed ibis has a total length of approx. 50 to 90 cm, males are slightly larger than females.
The plumage is completely white in color with partly grayish tips. The front part of the neck and the head are not feathered, and black skin is visible in these areas. Both sexes have the same plumage.
The beak is long, narrow and curved downwards.
distribution
The black-headed ibis lives in India , Pakistan , Burma and Thailand . Its closest relatives are the sacred ibis and the molucca ibis .
The birds prefer to live near bodies of water that they rely on as a source of food.
Multiplication
The black headed ibis breeds in colonies, e.g. T. with other ibis species. The nest is on the ground, in the undergrowth or in trees. The female lays between 2 and 4 eggs, which are incubated for about 21 days. When feeding by the parent animals, the young animal grabs the beak of the parent animal repeatedly with its beak, whereupon the latter chokes out the contents of the gullet for the chick. The young birds fledge after about five to six weeks.
food
With its long beak, the black-headed ibis rummages in the ground or sediment for insects , crabs and other small organisms. Occasionally, its prey may include small rodents or reptiles .
Others
The Schwarzkopfibisse mostly fly in line or wedge-shaped formations.
literature
- Bernhard Grzimek (ed.): Grzimeks animal life . 2nd Edition. Deutscher Taschenbuch Verlag, Frankfurt 1979/80, (Volume 7, p. 229 ff.).
Web links
- Threskiornis melanocephalus in the endangered Red List species the IUCN 2008. Posted by: BirdLife International , 2008. Accessed January 31 of 2009.
- Videos, photos and sound recordings on Threskiornis melanocephalus in the Internet Bird Collection