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Green Ibis - BirdForum Opus

Photo by juninho
Rio Pixaim, Pantanal, Brazil, September 2004
Mesembrinibis cayennensis

Identification

48–58 cm
The overall impression is of a dark bird but in good light there is a lot of subtle colour.
The head is dull black while the nape has glossy petrol-green hackles.
The bill is a pale jade green though many descriptions say that it is dull black, so it possibly changes colour during the breeding season.
Upperparts are bronzy-olive with a greenish tinge.

Flight

In flight note that the short legs do not extend beyond the tail.

Distribution

Lowlands of Costa Rica to north-eastern Argentina and Brazil

Taxonomy

This is a monotypic species[1].

Habitat

Swampy forest and along forest rivers in low lands

Behaviour

Usually found in singly or pairs.

Diet

They feed by probing deeply in mud and water for insects, snails, worms and plant material.

Vocalisation

Best known from their very particular mellow rolling calls, heard at sunrise and dusk

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2014. The eBird/Clements checklist of birds of the world: Version 6.9., with updates to August 2014. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Avibase
  3. Ridgely, R. y Gwynne, J. Jr. 1989. A guide to the birds of Panama with Costa Rica, Nicaragua y Honduras. Princeton University Press. ISBN 0691025126
  4. Arthur Grosset

Recommended Citation

External Links

GSearch checked for 2020 platform.1

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