Buff-necked Ibis vs Chestnut dunnart

Theristicus caudatus compared with Sminthopsis archeri

Key Differences

• Buff-necked Ibis is Least Concern while Chestnut dunnart is Data Deficient.

Taxonomic Classification

Rank	Buff-necked Ibis	Chestnut dunnart
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Pelecaniformes (Pelecaniformes)	Dasyuromorphia (Dasyuromorphia)
Family	Threskiornithidae	Dasyuridae
Genus	Theristicus	Sminthopsis
Species	Theristicus caudatus	Sminthopsis archeri

Evolutionary Relationship

Buff-necked Ibis and Chestnut dunnart share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Buff-necked Ibis

LC — Least Concern

Chestnut dunnart

DD — Data Deficient

Physical Characteristics

Attribute	Buff-necked Ibis	Chestnut dunnart
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).

Chestnut dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Chestnut dunnart

The Chestnut dunnart (Sminthopsis archeri) is a species in the genus Sminthopsis. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.