Buff-necked Ibis vs Caucasian Birch Mouse

Theristicus caudatus compared with Sicista caucasica

Key Differences

• Buff-necked Ibis is Least Concern while Caucasian Birch Mouse is Near Threatened.

Taxonomic Classification

Rank	Buff-necked Ibis	Caucasian Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Pelecaniformes (Pelecaniformes)	Rodentia (Rodents)
Family	Threskiornithidae	Dipodidae
Genus	Theristicus	Sicista
Species	Theristicus caudatus	Sicista caucasica

Evolutionary Relationship

Buff-necked Ibis and Caucasian Birch Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Buff-necked Ibis

LC — Least Concern

Caucasian Birch Mouse

NT — Near Threatened

Physical Characteristics

Attribute	Buff-necked Ibis	Caucasian Birch Mouse
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).

Caucasian Birch Mouse

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.

Caucasian Birch Mouse

The Caucasian Birch Mouse (Sicista caucasica) is a species in the genus Sicista. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.