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Side-by-Side Comparison

Attribute	Spot-breasted Ibis	Straw-necked Ibis
Scientific Name	Bostrychia rara	Threskiornis spinicollis
Order	Pelecaniformes	Pelecaniformes
Family	Threskiornithidae	Threskiornithidae
Conservation Status	Least Concern	Least Concern
Length	—	—
Wingspan	52.2 cm (20.6 in)	72.9 cm (28.7 in)
Weight	866.0 g (30.55 oz)	1340.0 g (47.27 oz)
Diet	--	--
Clutch Size	2	2-5
Population Trend	—	—

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Habitat Comparison

Shared Habitats

🌲 Forest 🌿 Wetland

Spot-breasted Ibis only

None

Straw-necked Ibis only

🏖️ Coastal 🌾 Grassland

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Conservation Status

Least Concern

Spot-breasted Ibis

Least Concern

Straw-necked Ibis

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About These Birds

Spot-breasted Ibis

47–53 cm. Brown with white-spotted breast; bare red-orange facial skin. Resident in lowland rainforest of West and Central Africa from Sierra Leone to Uganda. Secretive forest ibis; feeds on invertebrates and small vertebrates on forest floor. Near Threatened; threatened by deforestation.

Straw-necked Ibis

59–76 cm. White with black neck bristles; bare dark head; yellowish bill. Endemic to Australia in grasslands, pastures, and inland wetlands. Nomadic; follows rainfall across the continent. Feeds on insects and invertebrates in dry grassland. Often seen in mixed flocks with Australian Ibis.

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African Sacred Ibis Threskiornis aethiopicus African Spoonbill Platalea alba American White Ibis Eudocimus albus Andean Ibis Theristicus branickii All Threskiornithidae birds →

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