Gorgeted Puffleg vs Yellow-browed Sparrow

Eriocnemis isabellae compared with Ammodramus aurifrons

Key Differences

• Gorgeted Puffleg is Critically Endangered while Yellow-browed Sparrow is Least Concern.

Taxonomic Classification

Rank	Gorgeted Puffleg	Yellow-browed Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Apodiformes (Apodiformes)	Passeriformes (Songbirds)
Family	Trochilidae	Passerellidae
Genus	Eriocnemis	Ammodramus
Species	Eriocnemis isabellae	Ammodramus aurifrons

Evolutionary Relationship

Gorgeted Puffleg and Yellow-browed Sparrow share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Gorgeted Puffleg

CR — Critically Endangered

Yellow-browed Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Gorgeted Puffleg	Yellow-browed Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gorgeted Puffleg

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and montane grasslands and shrublands, among 4 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia and Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-browed Sparrow

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-browed Sparrow

Yellow-browed Sparrow (Ammodramus aurifrons) 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 2 countries:

🇨🇴 Colombia 🇳🇴 Norway