Buff-necked Ibis vs Fulvous Colilargo

Theristicus caudatus compared with Oligoryzomys fulvescens

Taxonomic Classification

Rank	Buff-necked Ibis	Fulvous Colilargo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Pelecaniformes (Pelecaniformes)	Rodentia (Rodents)
Family	Threskiornithidae	Cricetidae
Genus	Theristicus	Oligoryzomys
Species	Theristicus caudatus	Oligoryzomys fulvescens

Evolutionary Relationship

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

Conservation Status

Buff-necked Ibis

LC — Least Concern

Fulvous Colilargo

LC — Least Concern

Physical Characteristics

Attribute	Buff-necked Ibis	Fulvous Colilargo
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).

Fulvous Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela