Red-naped Ibis vs Andean Ibis
Pseudibis papillosa compared with Theristicus branickii
Side-by-Side Comparison
| Attribute | Red-naped Ibis | Andean Ibis |
|---|---|---|
| Scientific Name | Pseudibis papillosa | Theristicus branickii |
| Order | Pelecaniformes | Pelecaniformes |
| Family | Threskiornithidae | Threskiornithidae |
| Conservation Status | Least Concern | Near Threatened |
| Length | — | — |
| Wingspan | 76.1 cm (30.0 in) | 79.1 cm (31.1 in) |
| Weight | 823.0 g (29.03 oz) | 1492.0 g (52.63 oz) |
| Diet | -- | -- |
| Clutch Size | 2-4 | 2 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Red-naped Ibis
Near Threatened
Andean Ibis
About These Birds
Red-naped Ibis
68 cm. Dark iridescent brown-black; bare red crown patch; white shoulder patch. Resident across South Asia from Pakistan to Myanmar in dry open woodland and cultivation near rivers. Near Threatened; declining due to habitat loss. Feeds on insects, frogs, and crabs in shallow water.
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.