Large False Serotine vs Orange-billed Sparrow

Hesperoptenus tomesi compared with Arremon aurantiirostris

Key Differences

• Large False Serotine is Vulnerable while Orange-billed Sparrow is Least Concern.

Taxonomic Classification

Rank	Large False Serotine	Orange-billed Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Passerellidae
Genus	Hesperoptenus	Arremon
Species	Hesperoptenus tomesi	Arremon aurantiirostris

Evolutionary Relationship

Large False Serotine and Orange-billed Sparrow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large False Serotine

VU — Vulnerable

Orange-billed Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Large False Serotine	Orange-billed Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large False Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Orange-billed Sparrow

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

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.