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Side-by-Side Comparison

Attribute	Southern Bald Ibis	Andean Ibis
Scientific Name	Geronticus calvus	Theristicus branickii
Order	Pelecaniformes	Pelecaniformes
Family	Threskiornithidae	Threskiornithidae
Conservation Status	Near Threatened	Near Threatened
Length	—	—
Wingspan	77.6 cm (30.6 in)	79.1 cm (31.1 in)
Weight	1202.0 g (42.40 oz)	1492.0 g (52.63 oz)
Diet	--	--
Clutch Size	1-3	2
Population Trend	—	—

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Habitat Comparison

Shared Habitats

🌾 Grassland

Southern Bald Ibis only

🌿 Wetland

Andean Ibis only

None

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Conservation Status

Near Threatened

Southern Bald Ibis

Near Threatened

Andean Ibis

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About These Birds

Southern Bald Ibis

79 cm. Glossy black with metallic sheen; bare pink facial skin; red bill and legs. Endemic to South Africa and Lesotho in mountain grasslands and escarpments. Vulnerable; feeds on insects and small vertebrates in short grassland. Colonial breeder on cliff ledges; at risk from pesticides and habitat loss.

Andean Ibis

75 cm. White head and neck with chestnut tones; black upperparts; bare reddish facial skin. Restricted to Andean grasslands (puna) of Peru, Bolivia, and northwestern Argentina at 3,000–5,000 m elevation. Vulnerable; feeds on invertebrates and small vertebrates in high-altitude bogs and grasslands.

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