Black-breasted Puffleg vs Glowing Puffleg

Eriocnemis nigrivestis compared with Eriocnemis vestita

Key Differences

• Black-breasted Puffleg is Endangered while Glowing Puffleg is Least Concern.

Taxonomic Classification

Rank	Black-breasted Puffleg	Glowing Puffleg
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Apodiformes (Apodiformes)	Apodiformes (Apodiformes)
Family same	Trochilidae	Trochilidae
Genus same	Eriocnemis	Eriocnemis
Species	Eriocnemis nigrivestis	Eriocnemis vestita

Evolutionary Relationship

Black-breasted Puffleg and Glowing Puffleg share a common ancestor at the Genus level: Eriocnemis.

Conservation Status

Black-breasted Puffleg

EN — Endangered

Glowing Puffleg

LC — Least Concern

Physical Characteristics

Attribute	Black-breasted Puffleg	Glowing Puffleg
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-breasted Puffleg

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

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

Glowing Puffleg

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Black-breasted Puffleg

The Black-breasted Puffleg (Eriocnemis nigrivestis) is a species in the genus Eriocnemis. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Glowing Puffleg

A brilliantly colored puffleg hummingbird of the northern Andes from Colombia to southern Ecuador, glowing pufflegs display vivid iridescent green plumage that glows with an almost luminescent quality in bright light — inspiring the species' descriptive common name. Found in humid montane forest at elevations of 1,800–3,500 meters. Males have characteristic white leg puffs and a shimmering violet-blue tail. They are important pollinators of high-Andean flowering plants. Listed as Least Concern.

Shared Countries

Both species can be found in 2 countries:

🇪🇨 Ecuador 🇳🇴 Norway