Glossy Ibis vs Black-headed Ibis

Plegadis falcinellus compared with Threskiornis melanocephalus

Side-by-Side Comparison

Attribute Glossy Ibis Black-headed Ibis
Scientific Name Plegadis falcinellus Threskiornis melanocephalus
Order Pelecaniformes Pelecaniformes
Family Threskiornithidae Threskiornithidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 55.0 cm (21.7 in) 70.0 cm (27.6 in)
Weight 620.8333333333334 g (21.90 oz) 1303.0 g (45.96 oz)
Diet -- --
Clutch Size 2-6 2-4
Population Trend — —

Habitat Comparison

Shared Habitats

Glossy Ibis only

None

Black-headed Ibis only

None

Conservation Status

Least Concern

Glossy Ibis

Least Concern

Black-headed Ibis

About These Birds

Glossy Ibis

The Glossy Ibis (Plegadis falcinellus) is the most widespread member of the genus Plegadis and one of the most cosmopolitan ibises in the world. Adults in breeding plumage display rich chestnut-brown and purplish-maroon tones on the head, neck, and underparts, with wings and upperparts exhibiting an iridescent green and purple gloss that gives the species its name. In non-breeding and juvenile plumages the bird appears more uniformly dark brown with fine white streaking on the head and neck. It measures …

Black-headed Ibis

65–76 cm. White with bare black head; black wingtips and neck feathers. Resident across South and Southeast Asia in wetlands, rice paddies, and grasslands. Near Threatened; declining due to habitat loss and hunting. Feeds by probing in shallow water for fish and invertebrates; colonial nester.

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