Black-headed Ibis vs Red-billed Duck

Threskiornis melanocephalus compared with Anas erythrorhyncha

Key Differences

• Black-headed Ibis is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Black-headed Ibis	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Pelecaniformes (Pelecaniformes)	Anseriformes (Anseriformes)
Family	Threskiornithidae	Anatidae
Genus	Threskiornis	Anas
Species	Threskiornis melanocephalus	Anas erythrorhyncha

Evolutionary Relationship

Black-headed Ibis and Red-billed Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Black-headed Ibis

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Black-headed Ibis	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Ibis

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Asia (Taiwan) and Europe (5 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

Black-headed Ibis

The Black-headed Ibis (Threskiornis melanocephalus) is a species in the genus Threskiornis. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom