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White Ibis

From Opus

Alternative name: American White Ibis to distinguish it from the Australian White Ibis.

Breeding AdultPhoto by Steve GSouthern Dunes, Polk County, Florida, USA, July 2005
Breeding Adult
Photo by Steve G
Southern Dunes, Polk County, Florida, USA, July 2005
Eudocimus albus


[edit] Identification

Non-breeding AdultPhoto by STEFFRO1Huntington Beach State Park, South Carolina, October 2015
Non-breeding Adult
Photo by STEFFRO1
Huntington Beach State Park, South Carolina, October 2015

56–71 cm (22-27¾) long; 95 cm wingspan

  • All-white plumage
  • Black wingtips (visible in flight)
  • Reddish bills (extending into the face on breeding birds)
  • Reddish legs
  • Non-breeding birds show a pink to red face

Juveniles are largely brown with duller bare parts

[edit] Similar Species

Juveniles differ from the Glossy and White-faced Ibises by white underparts and rumps.

[edit] Distribution

Occurs from the mid-Atlantic coast of the United States south through most of the New World tropics.

[edit] Taxonomy

JuvenilesPhoto by Stanley JonesLaguna Vista, Cameron County, Texas, USA, October 2016
Photo by Stanley Jones
Laguna Vista, Cameron County, Texas, USA, October 2016

This bird hybridizes with the Scarlet Ibis, and they are sometimes considered conspecific.

This is a monotypic species[1].

[edit] Habitat

Their favoured habitat is marshy wetlands and coastal pools. They also occur on mowed grass and have become common in some city parks.

[edit] Behaviour

[edit] Action

In flight the neck and legs are outstretched and are often seen in long, loose lines.

[edit] Breeding

Monogomous and colonial, usually nesting in mixed colonies with other wading species.
They builds a stick nest in trees, bushes, or over water. The clutch consists of 2 to 5 eggs.

[edit] Diet

They use the long, curved bill to probe in mud for a variety of fish, frogs and insects.

[edit] Vocalisation

Call: the male advertises his presence with a hunk-hunk-hunk-hunk. The female squeals.
The birds often give a soft, grunting croo, croo, croo when foraging.

[edit] Gallery

Click on photo for larger image

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2016. The eBird/Clements checklist of birds of the world: v2016, with updates to August 2016. Downloaded from
  2. Keith Bildstein, White Ibis: Wetland Wanderer (Smithsonian: 1993), ISBN 1560982233
  3. Handbook of the Birds of the World Alive (retrieved November 2016)
  4. Wikipedia

[edit] External Links


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