Buff-necked Ibis vs Chihuahua Gray

Theristicus caudatus compared with Aphonopelma pallidum

Taxonomic Classification

Rank	Buff-necked Ibis	Chihuahua Gray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Arachnida (Arachnids)
Order	Pelecaniformes (Pelecaniformes)	Araneae (Araneae)
Family	Threskiornithidae	Theraphosidae
Genus	Theristicus	Aphonopelma
Species	Theristicus caudatus	Aphonopelma pallidum

Evolutionary Relationship

Buff-necked Ibis and Chihuahua Gray share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Buff-necked Ibis

LC — Least Concern

Chihuahua Gray

LC — Least Concern

Physical Characteristics

Attribute	Buff-necked Ibis	Chihuahua Gray
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).

Chihuahua Gray

Habitat

Typically found in terrestrial habitats from forests to deserts.

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.

Chihuahua Gray

The Chihuahua Gray (Aphonopelma pallidum) is a species in the genus Aphonopelma. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial habitats from forests to deserts.