Buff-necked Ibis vs Buff-rumped Thornbill

Theristicus caudatus compared with Acanthiza reguloides

Taxonomic Classification

Rank	Buff-necked Ibis	Buff-rumped Thornbill
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Pelecaniformes (Pelecaniformes)	Passeriformes (Songbirds)
Family	Threskiornithidae	Acanthizidae
Genus	Theristicus	Acanthiza
Species	Theristicus caudatus	Acanthiza reguloides

Evolutionary Relationship

Buff-necked Ibis and Buff-rumped Thornbill share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Buff-necked Ibis

LC — Least Concern

Buff-rumped Thornbill

LC — Least Concern

Physical Characteristics

Attribute	Buff-necked Ibis	Buff-rumped Thornbill
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-necked Ibis

Habitat

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

Range

Found across Europe (5 countries) and South America (Colombia, Venezuela).

Buff-rumped Thornbill

Habitat

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

Range

Found in Norway.

Buff-necked Ibis

Buff-necked Ibis (Theristicus caudatus) 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.

Buff-rumped Thornbill

The Buff-Rumped Thornbill (Acanthiza reguloides) is a species in the genus Acanthiza. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway