🐦

Plumbeous Ibis

Theristicus caerulescens

Least Concern
Wingspan
81.6 cm
Weight
1500.0 g
Family
Threskiornithidae
Order
Pelecaniformes

About

73 cm. Pale grey-blue with white underparts; bare blue-grey facial skin; yellow bill. Resident in South American wetlands from Bolivia to Argentina. Feeds on fish, frogs, and invertebrates in shallow marshes and river margins. Near Threatened; affected by wetland drainage and hunting.

Physical Description

Measurement Value Imperial
Wingspan 81.6 cm 32.1 in
Weight 1500.0 g 52.91 oz

Habitat & Range

Conservation Status

Least Concern
IUCN Red List

Behavior & Breeding

Nesting

Nest type: PL. Incubation: 28 days.

Clutch Size

2-3

Taxonomy

Kingdom Animalia
Phylum Chordata
Class Aves
Order Pelecaniformes (Pelicans & Herons)
Family Threskiornithidae (Ibises & Spoonbills)
Genus Theristicus
Species Theristicus caerulescens

Distribution

Plumbeous Ibis has been recorded in 1 countries.

{# Distribution Map — simplified SVG world map with highlighted countries. Expects `country_codes` variable: list of ISO alpha-2 codes (e.g. ["US", "CA", "MX"]). Uses Alpine.js to toggle classes on country paths. #}
Present Not recorded
{# Simplified country/region shapes — major landmasses with ISO alpha-2 data attributes. These are simplified polygon representations for visual distribution display. #}

countries highlighted

External Databases

Frequently Asked Questions

Is the Plumbeous Ibis endangered?
The Plumbeous Ibis has a conservation status of Least Concern.
How does the Plumbeous Ibis nest?
Nest type: PL. Incubation: 28 days.
How big is the Plumbeous Ibis?
The Plumbeous Ibis has a wingspan of 81.6 cm, weight of 1500.0 g.
What order and family does the Plumbeous Ibis belong to?
The Plumbeous Ibis (Theristicus caerulescens) belongs to the order Pelecaniformes and the family Threskiornithidae.

Similar Birds

Other species in the Threskiornithidae family

Compare

Explore More

Explore the Nature FYI Family