Southern Screamer

Acerca de

Chajá sureño (Chauna torquata), 80–95 cm. Ave robusta de marismas; plumaje gris con collar negro en el cuello; cara rojiza desnuda; espuelas en las alas. Habita en humedales de América del Sur templada (Argentina, Uruguay, sur de Brasil). Emite llamadas estridentes y potentes. Se alimenta de vegetación acuática.

Physical Description

Measurement	Value	Imperial
Envergadura	103,4 cm	40.7 in
Peso	3550,0 g	125.22 oz

Identificación

Plumaje

Gray body plumage; head pale gray with black collar on neck. Bare red facial skin at base of bill. White wing patches visible in flight. Legs red. Belly whitish. Sexes similar and monomorphic.

Habitat & Range

Freshwater marshes, seasonally flooded grasslands, lake margins, and wet pampas from Bolivia and Brazil south through Paraguay, Uruguay, and Argentina. Tolerates cattle pastures and modified wetlands.

🌿 Humedal

Distribución geográfica

Breeds on sub-Antarctic islands in the southern Indian Ocean; disperses at sea in austral winter. Pelagic outside breeding season.

Diet & Feeding

Grazes grasses, sedges, and aquatic vegetation; forms large flocks; diet shifts between wetland plants and farmland crops seasonally.

Estado de conservación

Least Concern

IUCN Red List

Comportamiento y reproducción

Nidificación

Nest type: PL. Incubation: 43-46 days. Fledging: 56-70 days.

Tamaño de la puesta

2-7

Sonido

Canto

An extremely loud, resonant screaming duet 'chakka-chakka'. Pairs coordinate their calls. Flocks on wetlands create a powerful cacophony audible over great distances.

Taxonomía

Kingdom	Animalia
Phylum	Chordata
Class	Aves
Orden	Anseriformes (Aves Acuáticas)
Familia	Anhimidae (Chajás)
Genus	Chauna
Especies	Chauna torquata

Distribution

Southern Screamer has been recorded in 1 countries.

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Presente Not recorded

countries highlighted

🇳🇴 Noruega

External Databases

Preguntas frecuentes

What does the Southern Screamer eat?

Grazes grasses, sedges, and aquatic vegetation; forms large flocks; diet shifts between wetland plants and farmland crops seasonally.

Where does the Southern Screamer live?

Freshwater marshes, seasonally flooded grasslands, lake margins, and wet pampas from Bolivia and Brazil south through Paraguay, Uruguay, and Argentina. Tolerates cattle pastures and modified wetlands.

Is the Southern Screamer endangered?

The Southern Screamer has a conservation status of Least Concern.

How does the Southern Screamer nest?

Nest type: PL. Incubation: 43-46 days. Fledging: 56-70 days.

What does the Southern Screamer sound like?

An extremely loud, resonant screaming duet 'chakka-chakka'. Pairs coordinate their calls. Flocks on wetlands create a powerful cacophony audible over great distances.

How big is the Southern Screamer?

The Southern Screamer has a wingspan of 103.4 cm, weight of 3550.0 g.

What order and family does the Southern Screamer belong to?

The Southern Screamer (Chauna torquata) belongs to the order Anseriformes and the family Anhimidae.