Olive Finch vs Orange-billed Sparrow

Arremon castaneiceps compared with Arremon aurantiirostris

Key Differences

• Olive Finch is Near Threatened while Orange-billed Sparrow is Least Concern.

Taxonomic Classification

Rank	Olive Finch	Orange-billed Sparrow
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order same	Passeriformes (นกเกาะคอน)	Passeriformes (นกเกาะคอน)
Family same	Passerellidae	Passerellidae
Genus same	Arremon	Arremon
Species	Arremon castaneiceps	Arremon aurantiirostris

Evolutionary Relationship

Olive Finch and Orange-billed Sparrow share a common ancestor at the Genus level: Arremon.

Conservation Status

Olive Finch

NT — Near Threatened

Orange-billed Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Olive Finch	Orange-billed Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Olive Finch

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Orange-billed Sparrow

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Olive Finch

Olive Finch (Arremon castaneiceps) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Orange-billed Sparrow

Orange-billed Sparrow (Arremon aurantiirostris) 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 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway